00472naa#a2200157#i#4500001001500000005001700015011001400032100004100046102000700087200006200094210008500156215001000241608002700251700002100278856001500299EN\\bibl\2957620241120173419.3##a2071-7318##a20191014b2019####ek#y0engy0150####ca##aRU1#aACCURACY OPENING OF HOLES AFTER DRILLINGeJournal article1#aBelgorodcBelgorod State Technological University named after V.G. Shukhovd2019##a6 с.##aJournal article2local#1aGoldobinagV. G.4#anaukaru.ru