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020 _a92-807-2263-8
040 _cNDC
086 _a00842-GG
100 _aFahey, David W.
245 _aTwenty questions and answers about the ozone layer: scientific assessment of ozone depletion 2002.
260 _bWorld Meteorological Organization
260 _aGeneva
260 _cMarch 2003
270 _dSwitzerland
300 _a42 p.
300 _bill.
556 _aGeneral
650 _aOZONE DEPLETION
650 _aOZONE
942 _h16.03.04
_2NDC
_cBK
999 _c12442
_d12442