1. and , The GUM system. Release 3, Numerical Algorithms Group, Oxford (1978).
2. IARC Scientif;Breslow,1980
3. , , , and , Dati, indicatori e mappe di mortalità tumorale. Italia, 1975/1977, Pitagora Editrice, Bologna (1986).
4. Effects Including Carcinogenesis of I131 and X-Rays on the Thyroid of Experimental Animals
5. , and , Role of cassava in the aetiology of endemic goitre and cretinism, IDRC, Ottawa (1980).