Citation: Phhm. Lemmens et Hfl. Garretsen, UNSTABLE PRAGMATISM - DUTCH DRUG POLICY UNDER NATIONAL AND INTERNATIONAL PRESSURE, Addiction, 93(2), 1998, pp. 157-162
Citation: Phhm. Lemmens, REGULARITY IN THE DISTRIBUTION OF ALCOHOL-CONSUMPTION, Journal of the Royal Statistical Society. Series A. Statistics in society, 156, 1993, pp. 231-235