TY - GEN ED - Suiça., TI - Extended abstracts of papers presented at the third international conference on analysis and evaluation of atmospheric CO2 data present and past. Hinterzarten, 16-20 October 1989 T2 - Environmental pollution monitoring and research programme VL - 59 PY - 1989/// CY - Geneva PB - WMO KW - CONGRESSOS KW - INMG KW - POLUIÇÃO ATMOSFERICA KW - OZONO ATMOSFERICO KW - 551.5 KW - med KW - fre ER -