TY - BOOK AU - Kalichman, I. L. TI - Indicatrixes of back acoustic scattering by fish: their account in echo surveys T2 - Fish capture comm VL - C. M. 1983 / B:11 PY - 1983///] CY - M. KW - Москва KW - П722.11 KW - rubbk N2 - Библиогр.: с. 9 ER -