00550naa#a2200205#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200002000102210003700122215001000159608002700169675002500196700003100221700003800252700003600290856001800326EN\\bibl\7466720240910151447.2##a2413-046X##a20181025b2018####ek#y0engy0150####ca0#aENG##aRU1#eJournal article1#aMoscowcElectronic scienced2018##a0 с.##aJournal article2local##a. 528.4,339.186zENG#1aSapringSergey Viktorovich#1aVershiningValentin Valentinovich#1aDoncovgAleksandr Vladimirovich4#ae-integral.ru