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pro vyhledávání: '"Psutka, M. M."'
Autor:
Psutka, M. M., Harvie, B. W.
Publikováno v:
Education and Research Archive.
A survey of the physical characteristics of the aquatic habitats at 25 locations on the Athabasca and Clearwater rivers was conducted during August 1978. The parameters determined at each site were current velocity and direction, depth, Secchi disc v