GOST 10742-1971 Brown coals, hard coals, anthracite, combustible shales and coal briquettes. Methods of sampling and preparation of samples for laboratory tests
GOST 11014-2001 Brown coals, bituminous coals, anthracite and oil shales. Shortened methods of moisture determination
GOST 11223-1988 Hard coals and brown coals. Method of sampling by boring holes
GOST 1186-1987 Hard coals. Method for determination of plastometric indices