Some dates [sic] about the biology of Brachyphallus crenatus (Trematoda) the parasite of the White Sea herring. In: Skarlato, O. A. (Ed.) - Kulachkova, V. G., Grozdilova, T. A., Ivantzova, T. L. (Ecological investigations of the possible objects of the White Sea for the mariculture, 1985)