00504naa#a2200193#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200002000102210005800122215001000180608002700190675006500217700000600282700000600288856001600294EN\\bibl\7631120241114080034.4##a2221-3260##a20130425b2013####ek#y0engy0150####ca0#aRUS##aRU1#eJournal article1#aYaroslavlcYaroslavl State Technical Universityd2013##a6 с.##aJournal article2local##aОбщие проблемы демографии. 314.1zRUS#1g #1g 4#acomincon.ru