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WELTE, D. H.: Organischer Kohlenstoff und die Entwicklung der Photosynthese
auf der Erde. Naturwissenschaften 57, 17-23 (1970).
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Letters 4, 64--68 (1968).
WENNER, D. B., TAYLOR, H. P.: Temperatures of serpentinization of ultramafic
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WHITE, D. E.: Environments of generation of some basemetal ore deposits. Econ.
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WHITE, F. A., COLLINS, T. L., ROURKE, F. M.: Search for possible naturally occurring
isotopes oflow abundance. Phys. Rev. 101, 1786 (1956).
WICKMAN,F.E.: Variations in the relative abundance of the carbon isotopes in
plants. Geochim. Cosmochim. Acta 2, 243 (1952).
WICKMAN, F. E.: Wird das Hiiufigkeitsverhiiltnis der Kohlenstoffisotopen bei der
Inkohlung veriindert. Geochim. Cosmochim. Acta 3,249 (1953).
WICKMAN, F. E.: The cycle of carbon and the stable isotopes of carbon. Geochim.
Cosmochim. Acta 9, 136 (1956).
WILSON,A.F., GREEN,D.C., DAVIDSON,R.L.: The use of oxygen isotope geothermometry on the granulites and related intrusives, Musgrave Ranges, Central
Australia. Contr. Mineral. Petrol. 27,166-178 (1970).
WLOTZKA,F.: Untersuchungen zur Geochemie des Stickstoffs. Geochim. Cosmochim. Acta 24, 106 (1961).
WOODCOCK, A. H., FRIEDMAN, I.: The deuterium content of raindrops. J. Geophys.
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ZARTMAN,R.E., WASSERBURG,G.J., REYNOLDS,J.J.: Helium, argon and carbon in
some natural gases. J. Geophys. Res. 66, 277 (1961).
ZBOROWSKI, G., PONTICORVO, L., RITTENBERG, D.: On the constancy of deuterium
fractionation in the biosynthesis of fatty acids since the Miocene period. Proc.
Nat. Acad. Sci. U.S. 58,1660 (1967).
135
WEDEPOHL, K. H.: Die Zusammensetzung der Erdkruste. F ortschr. Mineralog. 46,
145 (1969).
WELLMANN,R.P., CooK,F.D., KROUSE,H.R.: Nitrogen-IS: Microbiological alteration of abundance. Science 161, 269 (1968).
WELTE, D. H.: Organischer Kohlenstoff und die Entwicklung der Photosynthese
auf der Erde. Naturwissenschaften 57, 17-23 (1970).
WENDT, I.: Fractionation of carbon isotopes and its temperature dependence in the
system C02(gas)-C02 (solution) and HC0"3-C0 2 (solution). Earth Planet. Sci.
Letters 4, 64--68 (1968).
WENNER, D. B., TAYLOR, H. P.: Temperatures of serpentinization of ultramafic
rocks based on 180rO fractionation between coexisting serpentine and magnetite. Contr. Mineral. Petrol. 32,165 (1971).
WHITE,D.E.: Thermal waters of volcanic origin. Bull. Geol. Soc. Am. 68, 1637
(1957a).
WHlTE,D.E.: Magmatic, connate and metamorphic waters. Bull. Geol. Soc. Am.
68,1659 (1957b).
WHITE, D. E.: Environments of generation of some basemetal ore deposits. Econ.
Geol. 63,301-335 (1968).
WHITE, F. A., COLLINS, T. L., ROURKE, F. M.: Search for possible naturally occurring
isotopes oflow abundance. Phys. Rev. 101, 1786 (1956).
WICKMAN,F.E.: Variations in the relative abundance of the carbon isotopes in
plants. Geochim. Cosmochim. Acta 2, 243 (1952).
WICKMAN, F. E.: Wird das Hiiufigkeitsverhiiltnis der Kohlenstoffisotopen bei der
Inkohlung veriindert. Geochim. Cosmochim. Acta 3,249 (1953).
WICKMAN, F. E.: The cycle of carbon and the stable isotopes of carbon. Geochim.
Cosmochim. Acta 9, 136 (1956).
WILSON,A.F., GREEN,D.C., DAVIDSON,R.L.: The use of oxygen isotope geothermometry on the granulites and related intrusives, Musgrave Ranges, Central
Australia. Contr. Mineral. Petrol. 27,166-178 (1970).
WLOTZKA,F.: Untersuchungen zur Geochemie des Stickstoffs. Geochim. Cosmochim. Acta 24, 106 (1961).
WOODCOCK, A. H., FRIEDMAN, I.: The deuterium content of raindrops. J. Geophys.
Res. 68,4477 (1963).
ZARTMAN,R.E., WASSERBURG,G.J., REYNOLDS,J.J.: Helium, argon and carbon in
some natural gases. J. Geophys. Res. 66, 277 (1961).
ZBOROWSKI, G., PONTICORVO, L., RITTENBERG, D.: On the constancy of deuterium
fractionation in the biosynthesis of fatty acids since the Miocene period. Proc.
Nat. Acad. Sci. U.S. 58,1660 (1967).