| Avaa | Kuznetsov, S. I.
| The microflora of lakes and its geochemical activity | | kirja | biologia, hydrobiologia, järvi - järvet, limnologia, makea vesi, Somero, vesikasvillisuus | University of Texas Press | Austin | 1970- | 503 | 0-292-75010-2 | | | H-Limnologia, isokokoiset |