TY - BOOK ED - International Conference of Safety in Mines Research Institutes TI - 29 [Dwudziesta dziewiÄ…ta] International Conference of Safety in Mines Research Institutes. Szczyrk, 8-11 October 2001 SN - 8387610321 PY - 2001/// CY - Katowice PB - Central Mining Institute N1 - bibliogr ER -