1. “Characteristic Functions,”;Lukacs,1970
2. Factorisation des distributions de Cantor;Berthuet;Ann. Sci. Univ. Clermont,1972
3. Remarque sur la factorisation de la distribution triangulaire;Berthuet;Ann. Univ. Clermont,1972
4. A Dugué's problem (Russian);Čistjakov;Dokl. Akad. Nauk SSSR,1975
5. On α-decompositions of characteristic functions which are limit values of analytic functions (Russian);Čistjakov;Mat. Sb.,1978