, User's manual for WATEQ4F, with revised thermodynamic database and test cases for calculating speciation of major, trace, and redox elements in natural waters, 1991.
, Palaeoenvironment of Lake Abijata, Ethiopia, during the past 2000 years, Sedimentation in African Rifts, pp.253-65, 1986.
DOI : 10.1144/GSL.SP.1986.025.01.21
URL : https://hal.archives-ouvertes.fr/hal-00908156
, AMS radiocarbon analyses from Lake Baikal, Siberia: Challanges of dating sediments from a large, oligotrophic lake, Quaternary Science Reviews, vol.15, issue.7, pp.20-35, 1996.
DOI : 10.1016/0277-3791(96)00027-3
, Etude des mecanismes de mineralisation en fluorure et elements associes de la region des lacs du rift ethiopien [dissertation], p.215, 1998.
, Geochemistry of water of the East African Rift: mechanism of degradation of the quality of natural waters in the lake region of the Ethiopian Rift, 1999.
, Le nord-ouest du Lac Tchad au Quaternaire: etude de paleoenvironnements alluviaux, eoliens, palustres et lacustres, Palaeoecology of Africa (and the Surrounding Islands), vol.16, pp.215-243, 1984.
, PALHYDAF (Palaeohydrology in Africa) program: objectives, methods, major results, Palaeogeography, Palaeoclimatology, Palaeoecology, vol.84, issue.1-4, pp.191-215, 1991.
DOI : 10.1016/0031-0182(91)90044-R
, A Comparison of Radiocarbon and U/Th Ages on Continental Carbonates, Radiocarbon, vol.8, issue.03, pp.602-612, 1992.
DOI : 10.1130/0091-7613(1986)14<912:PADCIT>2.0.CO;2
, Stable isotope and radiocarbon balances of two Tibetan lakes (Sumxi Co, Longmu Co) from 13,000 BP, Quaternary Science Reviews, vol.12, issue.10, pp.875-87, 1993.
DOI : 10.1016/0277-3791(93)90026-I
, Holocene environmental changes in Lake Bangong basin (Western Tibet). Part 1: Chronology and stable isotopes of carbonates of a Holocene lacustrine core, Palaeogeography, Palaeoclimatology, Palaeoecology, vol.120, issue.1-2, pp.25-47, 1996.
DOI : 10.1016/0031-0182(95)00032-1
, Late Quaternary lake-level fluctuations and environments of the northern Rift Valley and Afra region (Ethiopia and Djibouti), 1978.
, Temporal Changes of the 14C Reservoir Effect in Lakes, Radiocarbon, vol.40, issue.02, pp.921-952, 1998.
DOI : 10.1017/S0033822200018890
, Post-glacial arid episodes in Ethiopia have implications for climate prediction, Nature, vol.16, issue.5944, pp.680-683, 1983.
DOI : 10.1038/306680a0
, Sedimentary processes and signals of past climatic change in the large lakes of the East African Rift Valley, 1989.
, The Ziway???Shala lake basin system, Main Ethiopian Rift: Influence of volcanism, tectonics, and climatic forcing on basin formation and sedimentation, Palaeogeography, Palaeoclimatology, Palaeoecology, vol.150, issue.3-4, pp.135-77, 1999.
DOI : 10.1016/S0031-0182(98)00220-X
, Radiocarbon in Atmospheric Carbon Dioxide and Methane: Global Distribution and Trends, Radiocarbon after four decades, pp.503-521, 1992.
DOI : 10.1007/978-1-4757-4249-7_31
, The Effect of Anthropogenic CO2 and 14C Sources on the Distribution of 14C in the Atmosphere, Radiocarbon, vol.22, issue.02, pp.379-91, 1980.
DOI : 10.1017/S003382220000967X
, Age Determination by Radiocarbon Content: World-Wide Assay of Natural Radiocarbon, Science, vol.109, issue.2827, pp.227-235, 1949.
DOI : 10.1126/science.109.2827.227
, A review of climate dynamics and climate variability in eastern Africa, The limnology, 1996.
, of the east African lakes. The Netherlands: Gordon and Breach Publishers, pp.25-56
, Isotope patterns of precipitation in the east African region The limnology , climatology and paleoclimatology of the east African lakes. The Netherlands: Gordon and Breach Publishers, pp.79-93, 1996.
, Essai de d??termination exp??rimentale du fractionnement des isotopes 13C et 14C du carbone au cours de processus naturels, The International Journal of Applied Radiation and Isotopes, vol.35, issue.1, pp.55-62, 1983.
DOI : 10.1016/0020-708X(84)90132-7
, Chronology of Late Paleistocene and Holocene lake-level fluctuations, Ziway-Shala Basin, Ethiopia, Proceedings of the 8th Panafrican congress of prehistory and Quaternary studies, pp.143-149, 1977.
, High-Precision Calibration of the Radiocarbon Time Scale, AD 1950???500 BC, Radiocarbon, vol.19, issue.2B, pp.805-1030, 1986.
DOI : 10.1038/312150a0
, Extended 14C Data Base and Revised CALIB 3.0 14C Age Calibration Program, Radiocarbon, vol.27, issue.01, pp.215-245, 1993.
DOI : 10.1007/BF02162161
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.471.8760
, Primary and diagenetic carbonates in the anoxic sediments of Lake Bosumtwi, Ghana, Geology, vol.14, issue.11, pp.912-918, 1986.
DOI : 10.1130/0091-7613(1986)14<912:PADCIT>2.0.CO;2
, Hydrogen index and carbon isotopes of lacustrine organic matter as lake level indicators, Palaeogeography, Palaeoclimatology, Palaeoecology, vol.70, issue.1-3, pp.121-158, 1989.
DOI : 10.1016/0031-0182(89)90084-9
, A high resolution palaeoclimatic record for the last 27,500 years in tropical West Africa from the carbon and nitrogen isotopic composition of lacustrine organic matter, Earth and Planetary Science Letters, vol.110, issue.1-4, pp.23-37, 1993.
DOI : 10.1016/0012-821X(92)90036-U
, Study of hydrological behaviour of the Lake Region in the Ethiopian Rift, using hydrological, hydrochemical and isotopic data: palaeohydrological implications. Symposium on Volcanism , Rifting et Paleoclimats dans le Rift Ethiopien et la Depression de l'Afar, p.36, 1997.
, Elaboration d' un logiciel de geoxchimie applique a 1'etude de la qualite des eaux (AQUA Programme) Colloque Alteration et Restauration des Eaux Continentales, pp.27-30, 1992.
, Climate changes during the past 18,000 years: regional syntheses, mechanisms, and causes, Global climate since the last Glacial Maximum, 1993.