%0 Thesis %0 Monograph %A Valtonen, E. Tellervo %I University of Oulu %D 1983 %C Oulu %G English %B Acta Universitatis Ouluensis. Scientiae rerum naturalium ; %B Acta Universitatis Ouluensis. Scientiae rerum naturalium. Biologica ; %@ 9514216148 %@ 0355-3191 ; %T Relationships between Corynosoma semerme and C. strumosum (Acanthocephala) and their paratenic fish hosts in the Bothnian Bay, Baltic Sea