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Sergienko Alexandr Ivanovych. Geomechanical a substantiation of parameters a collapse an unhandy roof in longwall of flat seams of Donbass
: к.т.н. :
spec.. 05.15.02 - Підземна розробка родовищ корисних копалин :
presented. 2009-02-05; popup.evolution: .;
Institut of physies of mountain processes. – , 0409U000692.
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Updated: 2026-03-22
