E. Ben-yosef, L. Tauxe, T. E. Levy, R. Shaar, H. Ron et al., Geomagnetic intensity spike recorded in high resolution slag deposit in Southern Jordan, Earth and Planetary Science Letters, vol.287, issue.3-4, pp.529-539, 2009.
DOI : 10.1016/j.epsl.2009.09.001

J. P. Bertaux, La fabrication du seì a l'´ epoque protohistorique par la technique du briquetage, L' ? Age du Fer en Lorraine, pp.85-100, 1987.

A. J. Biggin, Are systematic differences between thermal and microwave Thellier-type palaeointensity estimates a consequence of multidomain bias in the thermal results?, Physics of the Earth and Planetary Interiors, vol.180, issue.1-2, pp.16-40, 2010.
DOI : 10.1016/j.pepi.2010.03.005

A. J. Biggin and D. N. Thomas, The application of acceptance criteria to results of Thellier palaeointensity experiments performed on samples with pseudo-single-domain-like characteristics, Physics of the Earth and Planetary Interiors, vol.138, issue.3-4, pp.279-287, 2003.
DOI : 10.1016/S0031-9201(03)00127-4

C. Bronk-ramsey, Improving the resolution of radiocarbon dating by statistical analysis, in: The Bible and Radiocarbon Dating: Archaeology, Text and Science, pp.57-64, 2005.

K. S. Burakov, I. E. Nachasova, and C. Mata, Geomagnetic field intensity in the first millenium BC from data on ceramics of the Los Villares archaeological monument (Spain), Fizika Zemli, Izvestiya Physics of the Solid Earth, vol.11, issue.11, pp.84-92, 2006.

C. Carvallo, A. P. Roberts, R. Leonhardt, C. Laj, C. Kissel et al., Increasing the efficiency of palaeointensity analyses by selection of samples using first-order reversal curve diagrams, J. geophys. Res, pp.10-1029, 2006.

A. Chauvin, Y. Garcia, P. Lanos, and F. Laubenheimer, Paleointensity of the geomagnetic field recovered on archaeomagnetic sites from France, Physics of the Earth and Planetary Interiors, vol.120, issue.1-2, pp.111-136, 2000.
DOI : 10.1016/S0031-9201(00)00148-5
URL : https://hal.archives-ouvertes.fr/halshs-00396742

A. Chauvin, P. Roperch, and S. Levi, Reliability of geomagnetic paleointensity data: the effects of the NRM fraction and concave-up behavior on paleointensity determinations by the Thellier method, Physics of the Earth and Planetary Interiors, vol.150, issue.4, pp.265-286, 2005.
DOI : 10.1016/j.pepi.2004.11.008
URL : https://hal.archives-ouvertes.fr/hal-00078699

R. S. Coe, S. Gromme, and E. A. Mankinen, Geomagnetic paleointensities from radiocarbon-dated lava flows on Hawaii and the question of the Pacific nondipole low, Journal of Geophysical Research: Solid Earth, vol.47, issue.B4, pp.1740-1756, 1978.
DOI : 10.1016/0012-821X(67)90193-8

R. S. Coe, J. Riisager, G. Plenier, R. Leonhardt, and D. Krasa, Multidomain behavior during Thellier paleointensity experiments: results from the 1915 Mt. Lassen flow, Physics of the Earth and Planetary Interiors, vol.147, issue.2-3, pp.141-153, 2004.
DOI : 10.1016/j.pepi.2004.01.010

M. Y. Daire, Le sel des Gaulois, p.152, 2003.

R. Day, M. Fuller, and V. A. Schmidt, Hysteresis properties of titanomagnetites: Grain-size and compositional dependence, Physics of the Earth and Planetary Interiors, vol.13, issue.4, pp.260-267, 1977.
DOI : 10.1016/0031-9201(77)90108-X

D. Marco, E. Spataras, V. Gomez-paccard, M. Chauvin, A. Et-kondopoulou et al., New archaeointensity results from archaeological sites and variation of the geomagnetic field intensity for the last 7 millenia in Greece, Phys. Chem. Earth, vol.33, pp.6-7, 2008.

D. Dunlop, Theory and application of the day plot (Mrs/Ms versus Hcr/Hc), 2: application to data for rocks, sediments and soils, J. geophys. Res, vol.107, issue.B3, pp.5-6, 2002.

D. J. Dunlop, B. Zhang, and ¨. O. Ozdemir, Linear and nonlinear Thellier palaeointensity behaviour of natural minerals, J. geophys. Res, pp.10-1029, 2005.

K. Fabian, A theoretical treatment of palaeointensity determination experiments on rocks containing pseudo-single or multi domain magnetic particles, Earth planet. Sci. Lett, vol.168, pp.45-58, 2001.

K. Fabian, Thermochemical remanence acquisition in single-domain particle ensembles: A case for possible overestimation of the geomagnetic paleointensity, Geochemistry, Geophysics, Geosystems, vol.153, issue.1, pp.10-1029, 2009.
DOI : 10.1046/j.1365-246X.2003.01909.x

R. A. Fisher, Dispersion on a Sphere, Proc. R. Soc. Lond., A-127, pp.295-305, 1953.
DOI : 10.1098/rspa.1953.0064

Y. Gallet, A. Genevey, and M. Le-goff, Three millennia of directional variation of the Earth???s magnetic field in western Europe as revealed by archeological artefacts, Physics of the Earth and Planetary Interiors, vol.131, issue.1, pp.81-89, 2002.
DOI : 10.1016/S0031-9201(02)00030-4

Y. Gallet, A. Genevey, L. Goff, M. Warmé, N. Gran-aymerich et al., On the use of archeology in geomagnetism, and vice-versa: Recent developments in archeomagnetism, Comptes Rendus Physique, vol.10, issue.7, pp.630-648, 2009.
DOI : 10.1016/j.crhy.2009.08.005

J. S. Gee, Y. Yu, and J. Bowles, Palaeointensity estimates from ignimbrites: an evaluation of the Bishop Tuff, Geochem. Geophys. Geosyst, pp.10-1029, 2010.

A. Genevey and Y. Gallet, Intensity of the geomagnetic field in western Europe over the past 2000 years: New data from ancient French pottery, Journal of Geophysical Research: Solid Earth, vol.140, issue.B11, pp.228510-1029, 2002.
DOI : 10.1046/j.1365-246x.2000.00011.x

A. Genevey, Y. Gallet, J. Rosen, and M. Le-goff, Evidence for rapid geomagnetic field intensity variations in Western Europe over the past 800??years from new French archeointensity data, Earth and Planetary Science Letters, vol.284, issue.1-2, pp.132-143, 2009.
DOI : 10.1016/j.epsl.2009.04.024

M. Gomez-paccard, Archeological working group A catalogue of Spanish archaeomagnetic data, Geophys, J. Int, vol.166, pp.1125-1143, 2006.

M. Gomez-paccard, A. Chauvin, P. Lanos, and J. Thiriot, New archeointensity data from Spain and the geomagnetic dipole moment in western Europe over the past 2000 years, Journal of Geophysical Research, vol.160, issue.2, pp.10-1029, 2008.
DOI : 10.5636/jgg.34.39
URL : https://hal.archives-ouvertes.fr/insu-00334739

I. Hajdas, Radiocarbon dating and its applications in Quaternary studies / Die Radiokohlenstoffmethode und ihre Anwendung in der Quartärforschung, Quaternary Sci. J. (Eiszeitalter und Gegenwart), vol.57, issue.12, pp.2-24, 2008.

I. Hedley and G. C. Wagner, A magnetic investigation of roman and pre-roman pottery, Archaeometry '90, pp.275-284, 1991.

M. J. Hill, P. Lanos, A. Chauvin, D. Vitali, and F. Laubenheimer, An archaeomagnetic investigation of a Roman amphorae workshop in Albinia (Italy), Geophysical Journal International, vol.169, issue.2, pp.471-472, 2007.
DOI : 10.1111/j.1365-246X.2007.03362.x
URL : https://hal.archives-ouvertes.fr/insu-00155118

M. J. Hill, P. Lanos, M. Denti, and P. Dufresne, Archaeomagnetic investigation of bricks from the VIIIth???VIIth century BC Greek???indigenous site of Incoronata (Metaponto, Italy), Physics and Chemistry of the Earth, Parts A/B/C, vol.33, issue.6-7, pp.523-533, 2008.
DOI : 10.1016/j.pce.2008.02.026
URL : https://hal.archives-ouvertes.fr/insu-00375819

J. L. Kirschvink, The least-squares line and plane and the analysis of palaeomagnetic data, Geophysical Journal International, vol.62, issue.3, pp.699-718, 1980.
DOI : 10.1111/j.1365-246X.1980.tb02601.x

M. Kovacheva, Y. Boyadziev, M. Kostadinova-avramova, N. Jordanova, and F. Donadini, Updated archeomagnetic data set of the past 8 millennia from the Sofia laboratory, Geochem. Geophys. Geosyst, pp.10-1029, 2009.

M. Korte, . Donadini, and C. G. Constable, Geomagnetic field for 0-3 ka: 2. A new series of time-varying global models, Geochemistry, Geophysics, Geosystems, vol.140, issue.14, pp.10-1029, 2009.
DOI : 10.1046/j.1365-246x.2000.00011.x

P. Lanos, Bayesian Inference of Calibration Curves: Application to Archaeomagnetism, Lecture Notes in Statistics, vol.177, pp.43-82, 2004.
DOI : 10.1007/978-1-4471-0231-1_3
URL : https://hal.archives-ouvertes.fr/halshs-00396756

S. Levi, The effect of magnetite particle size on paleointensity determinations of the geomagnetic field, Physics of the Earth and Planetary Interiors, vol.13, issue.4, pp.245-259, 1977.
DOI : 10.1016/0031-9201(77)90107-8

P. L. Mcfadden, Rejection of palaeomagnetic observations, Earth and Planetary Science Letters, vol.61, issue.2, pp.392-395, 1982.
DOI : 10.1016/0012-821X(82)90069-3

P. L. Mcfadden and F. J. Lowes, The discrimination of mean directions drawn from Fisher distributions, Geophysical Journal International, vol.67, issue.1, pp.19-33, 1981.
DOI : 10.1111/j.1365-246X.1981.tb02729.x

F. J. Pavon-carrasco, M. L. Osete, J. M. Torta, and L. R. Gaya-piqué, A regional archeomagnetic model for Europe for the last 3000 years, 2009.

S. Dif, 3k: applications to archeomagnetic dating, Geochem. Geophys . Geosyst, pp.10-1029, 2008002244.

L. J. Pesonen, M. A. Leino, and H. Nevanlinna, Archaeomagnetic Intensity in Finland during the Last 6400 Years: Evidence for a Latitude-Dependent Nondipole Field at -AD 500., Journal of geomagnetism and geoelectricity, vol.47, issue.1, pp.19-40, 1995.
DOI : 10.5636/jgg.47.19

C. R. Pike, A. P. Roberts, and K. L. Verosub, Characterizing interactions in fine magnetic particle systems using first order reversal curves, Journal of Applied Physics, vol.85, issue.9, pp.6660-6667, 1999.
DOI : 10.1063/1.355635

M. Prévot, E. A. Mankinen, R. S. Coe, and C. S. Gromme, The Steens Mountain (Oregon) geomagnetic polarity transition: 2. Field intensity variations and discussion of reversal models, Journal of Geophysical Research, vol.47, issue.B12, pp.90-417, 1985.
DOI : 10.1016/0031-9201(79)90030-X

P. J. Reimer, IntCal04 terrestrial radiocarbon age calibration, Radiocarbon, issue.3, pp.0-26, 2004.
DOI : 10.1017/s0033822200032999
URL : http://researchcommons.waikato.ac.nz/bitstream/10289/3690/1/INTCAL04%20TERRESTRIAL%20RADIOCARBON%20AGE.pdf

A. P. Roberts, C. R. Pike, and K. L. Verosub, FORC diagrams: a new tool for characterizing the magnetic properties of natural samples, J. geophys. Res, vol.105, issue.28, pp.461-475, 2000.

E. Schnepp and P. Lanos, Archaeomagnetic secular variation in Germany during the past 2500 years, Geophys, J. Int, vol.163, pp.479-490, 2005.

E. Schnepp, P. Lanos, and A. Chauvin, Geomagnetic palaeointensity between 1300 and 1750 A.D. derived from a bread floor sequence in Lübeck, Geophys. Geosyst, pp.10-1029, 2009.
DOI : 10.1029/2009gc002470

P. A. Selkin and L. Tauxe, Long-term variations in palaeointensity, Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.358, issue.1768, pp.1065-1088, 2000.
DOI : 10.1098/rsta.2000.0574

R. Shaar, H. Ron, L. Tauxe, R. Kessel, A. Agnon et al., Testing the accuracy of absolute intensity estimates of the ancient geomagnetic field using copper slag material, Earth and Planetary Science Letters, vol.290, issue.1-2, pp.201-213, 2010.
DOI : 10.1016/j.epsl.2009.12.022

E. Tema, I. Hedley, and P. Lanos, Archaeomagnetism in Italy: a compilation of data including new results and a preliminary Italian secular variation curve, Geophysical Journal International, vol.167, issue.3, pp.1160-1171, 2006.
DOI : 10.1111/j.1365-246X.2006.03150.x
URL : https://hal.archives-ouvertes.fr/insu-00266626

E. Thellier and O. Thellier, Recherches géomagnetiques sur des coulées volcaniques d'Auvergne, Ann. Geophys, vol.1, pp.37-52, 1944.

E. Thellier and O. Thellier, Sur l'intensité du champ magnétique terrestre dans le passé historique et géologique, pp.285-376, 1959.

S. Xu and D. J. Dunlop, Thellier palaeointensity theory and experiments for multidomain grains, J. geophys. Res, vol.109, pp.10-1029, 2004.
DOI : 10.1029/2004jb003024

I. Zananiri, C. M. Batt, P. Lanos, D. H. Tarling, and P. Linford, Archaeomagnetic secular variation in the UK during the past 4000 years and its application to archaeomagnetic dating, Physics of the Earth and Planetary Interiors, vol.160, issue.2, pp.97-107, 2007.
DOI : 10.1016/j.pepi.2006.08.006
URL : https://hal.archives-ouvertes.fr/insu-00266643