00606naa#a2200205#i#4500001002200000005001700022011001400039100004100053101000800094102000700102200007700109210005100186215001000237608002700247675003400274700002000308700003600328700002000364856001600384EN\INFRA-M\bibl\2360220240420060905.6##a2308-4898##a20181114b2018####ek#y0engy0150####ca0#aRUS##aRU1#aProjection by Conical Helical Lines With Constant PitcheJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2018##a6 с.##aJournal article2local##aМатематика. 51zRUS#1aDenisovagE. V.#1aHusnetdinovgTimur Rustyamovich#1aVoroninagM. V.4#ariorpub.com