LDR 00473naa#a2200169#i#450# 001 EN\\bibl\85991 005 20241122070118.5 011 ## _a2658-3569 100 ## _a20190325b2019####ek#y0engy0150####ca 101 0# _aRUS 102 ## _aRU 200 1# _aOutsourcing concept in oil and gas industries: cases of world and Russia _eJournal article 210 1# _aMoscow _cElectronic science _d2019 215 ## _a0 с. 608 ## _aJournal article _2local 700 #1 _aMezinova _gI A 856 4# _aecience.ru _u