For citations:

Kalinin V.R., Kozlov E.N., Danshin O.S. EXPERIENCE OF USING THE NON-RADIOACTIVE MARKED PROPPANT AT FORMATION HYDRAULIC FRACTURINGIN THE ACHIMOV DEPOSITS OF THE FIELD URENGOYSKOE. Oil and Gas Studies. 2016;(1):43-49. (In Russ.) https://doi.org/10.31660/0445-0108-2016-1-43-49