Baikal seal (&lt;i&gt;Pusa sibirica&lt;/i&gt; Gmelin 1788, Phocidae). 2. On the problem of population abundance and its regulation through resumption of commercial hunting
Izvestiâ TINRO/Izvestiâ Tihookeanskogo naučno-issledovatelʹskogo rybohozâjstvennogo centra