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Information × Registration Number 0101U001104, ( 0203U006845  ) R & D request Title The theory of destruction and formation of coal grading in its mining by shearers Head Бойко М.Г., Registration Date 26-02-2001 Organization State Higher Education Establishment “Donetsk National Technical University” of the Ministry of Education and Science of Ukraine popup.description1 popup.nrat_date 2024-12-11 Close