Gidrobiologii͡a reki Daugavy
By: A. I͡A. Kumsare.
Publisher: "Zinatne"
Published: 1967
Place of publication: Riga
Language: rus
Number of pages: 187
Subjects: Freshwater phytoplankton -- Western Dvina River.
Notes: Bibliography: p. 176-[186]
At head of title: Akademii͡a nauk Latviĭskoĭ SSR. Institut biologii.