00646naa#a2200193#i#4500001001400000005001700014011001400031100004100045101000800086102000700094200011200101210013700213215001000350608002700360700001600387700001800403700001600421856001500437EN\\bibl\282920250110203209.5##a2308-8877##a20140616b2014####ek#y0engy0150####ca0#aRUS##aRU1#aOn the number invariant line of planar polynomial differential systems from above estimateeJournal article1#aVoronezhcFSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozovd2014##a3 с.##aJournal article2local#1aUshkhogA. #1aTlyachevgV. #1aUshkhogD. 4#anaukaru.ru