LDR 00558naa#a2200169#i#450# 001 EN\INFRA-M\bibl\6a9c143832807fdbab85be46 005 20261111124854.3 100 ## _a20181015b2018####ek#y0engy0150####ca 101 0# _aRUS 102 ## _aRU 200 1# _aSynthesis of Equations For Ruled Surfaces With Two Curvilinear And One Rectangular Directrixes _eJournal article 210 1# _aMoscow _cINFRA-M Academic Publishing LLC. _d2018 215 ## _a9 с. 608 ## _aJournal article _2local 675 ## _aМатематика. 51 _zRUS 700 #1 _aKokareva _gYa. A. 856 4# _anaukaru.ru _u