Ecology of phytoplankton in the Tvärminne area, SW Coast of Finland /
Ake Niemi.
-- Helsinki : Societas pro Fauna et Flora Fennica, 1973--
- v. --
(Acta Botanica Fennica, ISSN 0001-5369).
Contiene : Vol. I. Dynamics of hydrography, nutrients... -- Vol. II. Primary production and environmental... -- Vol. III. Environmental conditions and primary production...