000 00281pam a2200109a 44500
082 _aTR
_bRI-9399
100 _aGerrit V. R. Goodman
245 1 _aJet fan ventilation in very deep cuts-a preliminary analysis
260 _a
_b
_c
700 _aEdward D. Thimons
997 _aTR6777 C
999 _c405933
_d405933