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Unusual distribution of long-chain alkenones and tetrahydrahymanol from the highly alkaline Lake Van, Turkey.
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Hefter, J. ; Thiel, V. ; Jenisch, A. ; Galling, U. ; Kempe, S. ; Michaelis, W. (1993)
Biomarker: indications for microbial contributions to Recent and Late Jurassic carbonate deposits.
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