00519naa#a2200169#i#450# EN\INFRA-M\bibl\462 20240419123038.5 2308-4898 20130725b2013####ek#y0engy0150####ca RUS RU Internet simulator on descriptive geometry and engineering graphics in educational process Journal article Moscow INFRA-M Academic Publishing LLC. 2013 4 с. Journal article local Polushina Tatyana riorpub.com