1. Literatuuronderzoek naar de Lachgasemissie door het Wegverkeer;Baas,1991
2. Geophysical Monitoring for Climate Change, no. 16: Summary Report, 1987,1988
3. Other greenhouse gases and aerosols;Bolle,1986
4. Exchange of greenhouse gases between terrestrial ecosystems and the atmosphere;Bouwman,1990
5. Land-Use Related Sources of CO2, CH4 and N2O: Current Global Emissions and Projections for the Period 1990–2100 (report no. 222901004);Bouwman,1992