01043nam0-22002891i-450-99000029545040332120001010000029545FED01000029545(Aleph)000029545FED0100002954520001010d--------km-y0itay50------baitay-------001yyAUTOMATIC Air Quality Monitoring Systems. Proceedings of the Conference held at the National Institute of Public Health,Bilthoven, the Netherlands 5-8 june, 1973Edited by T. SchneiderAmsterdamElsevier Scientific Publ. Co.1974XVI,267 p., 25 cm628Schneider,T.ITUNINARICAUNIMARCBK99000029545040332104 091-14IRC 323/LDINCHDINCHAUTOMATIC Air Quality Monitoring Systems. Proceedings of the Conference held at the National Institute of Public Health,Bilthoven, the Netherlands 5-8 june, 1973128096UNINAING01