00665naa#a2200205#i#450# EN\\bibl\66487 /en/manage/index 20251018005357.6 1998-8990 20131225b2013####ek#y0engy0150####ca RUS RU DETERMINATION OF HETEROATOMIC COMPOUNDS IN OILS BY GAS CHROMATOGRAPHY-MASS-SPECTROMETRY Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2013 4 с. Journal article local Mitiukhina A D Ivakhniuk S G Smirnov A S test.editorum.ru /en/manage/index