1. Commission Directive of 29 April 1981 laying down the Community method of analysis for the official control of vinyl chloride released by materials and articles into foodstuffs. 81/432/EEC;Commission of the European Communities;Off. J. Europ. Commun.,1981
2. Council Directive of 30 January 1978 on the approximation of the laws of the Member States relating to materials and articles which contain vinyl chloride monomer and are intended to come into contact with foodstuffs. 78/142/EEC;Council of the European Communities;Off J. Europ. Commun.,1978
3. Precision of Test Methods—Determination of Repeatability and Reproducibility;International Organisation for Standardisation;Draft International Standard ISO/DIS 5725 of 20 October 1977,1977
4. Repeatability and reproducibility of measurements of vinyl chloride concentrations in materials and articles made of poly vinyl chloride;Rossi;Fd Cosmet. Toxicol.,1980