Interaction of Stigmasterol and 2,4-Dinitrophenol in the Growth of Tetrahymena piriformis | Science
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DIFFERENTIAL TITRATION WITH STRONG ACIDS OR BASES VS. CO2 WATER FOR PRODUCTIVITY STUDIES - VERDUIN - 1960 - Limnology and Oceanography - Wiley Online Library
5 Deutsche Mark - Federal Republic of Germany – Numista