000 00341pam a2200145a 44500
008 170807b1990 xxu||||| |||| 00| 0 eng d
020 _a
082 _a
100 _aBohm, P.
245 _aEfficiency issues and the Montreal Protocol an CFCs
260 _a
_b
_c1990
906 _a27425
942 _2ddc
_cP
999 _c27240
_d27240