00521nam a22001817a 4500003000700000005001700007008004100024041001300065080001100078100002000089245006500109260003000174300001900204490002600223504002700249653003800276700002500314Ge_NSL20170920133600.0170920s1979 enk||||| |||| 00| 0 eng d aenghrus a551.46 aAksenov, Andrei aExploring the deep /cAndrei Aksenov and Alexander Černov. aLondon :bWatts,c[1979]. a128 p. :bill. aInternational Library aBibliography: p. 1236. aოკეანოლოგია aČernov, Alexander