00479naa#a2200169#i#4500001002200000005001700022011001400039100004100053102000700094200005800101210005100159215001100210608002700221675002900248700001700277856001500294EN\INFRA-M\bibl\3550620241219144135.4##a2308-4898##a20191225b2019####ek#y0engy0150####ca##aRU1#aNew Problems of Descriptive GeometryeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2019##a15 с.##aJournal article2local##aМатематика. 51#1aGirshgA. G.4#anaukaru.ru