TY  - BOOK
AU  - Esipenko, A. G.
TI  - Influence of anthropogenic factors on behaviour and distribution of the Baltic pinnipeds
T2  - C. M
VL  - 1986 / N : 3
PY  - 1986///
CY  - Μ.
KW  - Ластоногие
KW  - Экология
KW  - nlr_sh1
KW  - Е681.37
KW  - rubbk
KW  - Е681.38
N2  - Библиогр.: с. 7
ER  -