"1"^^ . . . "Some alternate method room and pilar appropriate for exploation of coal deposits"@en . . . "P(GA105/97/0403)" . "N\u011Bkter\u00E9 obm\u011Bny metody komora-pil\u00ED\u0159 vhodn\u00E9 pro dob\u00FDv\u00E1n\u00ED \u010Dernouheln\u00FDch lo\u017Eisek" . "27350" . "Some alternate method room and pilar appropriate for exploation of coal deposits"@en . "Aktu\u00E1ln\u00ED probl\u00E9my hornictv\u00ED" . . "80-7078-467-9" . "Gryg\u00E1rek, Ji\u0159\u00ED" . "805829" . "Vysok\u00E1 \u0161kola b\u00E1\u0148sk\u00E1 - Technick\u00E1 univerzita Ostrava" . "2"^^ . . "[BF427473681A]" . . . . . "Ostrava" . "RIV:J17/97:27350 185" . "Ku\u010Dera, Cyril" . "RIV:J17/97:27350 185!RIV/1998/MSM/MSM8R50" . "N\u011Bkter\u00E9 obm\u011Bny metody komora-pil\u00ED\u0159 vhodn\u00E9 pro dob\u00FDv\u00E1n\u00ED \u010Dernouheln\u00FDch lo\u017Eisek" . "0"^^ . "150;153" . .