00514naa#a2200181#i#450# EN\INFRA-M\bibl\18198 20240420095702.6 2308-4898 20170928b2017####ek#y0engy0150####ca RUS RU Images Visibility In Technical Drawing Journal article Moscow INFRA-M Academic Publishing LLC. 2017 10 с. Journal article local Математика. 51 RUS Konstantinov A. V. riorpub.com