Acta
Acta Botanica Fennica. -- 118: A general model of the decline of Fucus vesiculosus at Tvärminne, south coast of Finland in 1977-81 (1982). -- Helsinki : Societas pro Fauna et Flora Fennica, 1982. -- ISBN : 951-9469-12-5. -- ISSN : 0001-5369.
flóra. fauna. botanika. odborné časopisy
581.9. 591.9. 58. (051)-027.561