1. G. Bressi, S. Cerlesi, S. Ratti: “A possible analysis of the TCDD distribution in a low polluted region” University of Pavia Report IFNUP/RL. 07/81
2. Chlorinated Dioxins & related compounds: impact on environment;Belli,1982
3. Chlorinated Dioxins & related compounds: impact on environment;Belli,1982
4. TCDD stand obviously for. 2,3,7,8 - Tetrachlorodibenzo para dioxin
5. Mathematical Methods of Statistics;Cramer,1974