00546naa#a2200169#i#450# EN\INFRA-M\bibl\393 20240420110133.6 2308-4898 20130725b2013####ek#y0engy0150####ca RUS RU To the question about the necessity of descriptive geometry and graphics teaching for chemists and chemistry technologists Journal article Moscow INFRA-M Academic Publishing LLC. 2013 1 с. Journal article local Ishchenko A. A. riorpub.com