Zavrazhyn Vyacheslav Vyacheslavovych. Studying of coal structure for improvement of performance of coal seams hydrotreament : к.т.н. : spec.. 05.15.11 - Фізичні процеси гірничого виробництва : presented. 2001-12-04; popup.evolution: .; Depertment for Pfysical and Technical Problems of Mining within A.A. Galcin Physics and Technology institute. – , 0402U000008.

Updated: 2026-11-08