(13) Commission of the European Communities, Inter-laboratory test programme concerning the study of the ecotoxicity of a chemical substance with respect to the fish. EEC Study D.8368, 22 March 1979.
(13) Commission of the European Communities, Inter-laboratory test programme concerning the study of the ecotoxicity of a chemical substance with respect to the fish. EEC Study D.8368, 22 March 1979.