Automatic air quality monitoring systems proceedings of the conference held at the National Institute of Public Health, Bilthoven, The Netherlands, 5-8 June, 1973
Schneider, Tonny.
Rijks Instituut voor de Volksgezondheid.
Amsterdam London Elsevier
1974
'The symposium was organized by the National Institute of Public Health (Rijks Instituut voor de Volksgezondheid) in Bilthoven' - Foreword
Air