I.E. Kulbalina, B.K. Kuspanova, А.А.Kopasheva, L.K. Madieva, & R.N. Nasirov. (2019). FEATURES OF DISTRIBUTION OF THE PARAMAGNETIC CENTERS ON THE AREA OF THE EMBA REGION OIL DEPOSITS. Известия НАН РК. Серия химии и технологии, (4), 49–52. извлечено от http://189185.vm7pq.group/chemistry-technology/article/view/1349