Christian Keller

Emission factors from road traffic from a tunnel study (Gubrist tunnel, Switzerland). Part III: Results of organic compounds, SO2 and speciation of organic exhaust emission

Werner A. Stahel, Kurt Schläpfer, Johannes Staehelin, 1998 .

MODELLING EMISSION FACTORS OF ROAD TRAFFIC FROM A TUNNEL STUDY

Werner A. Stahel, Kurt Schläpfer, Johannes Staehelin, 1997 .

Emission factors from road traffic from a tunnel study (Gubrist tunnel, Switzerland). Part I: concept and first results

Werner A. Stahel, Dominik Brunner, Markus Meier, 1995 .