Author: Thomasson, K., 1959.:
Title: Nahuel Huapi. Plankton of some lakes in an Argentine national park with notes on terrestrial vegetation. [Acta Phytogeogr. Suec., 42.]
Description: Uppsala: Almqvist & Wiksell. Small 4to. Pp. 83, 16 photogr. pls., several figs. in 24 illus. in text, refs. Orig. wrs., uncut/

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