1. L. A. Nazarova, ?Representations of a tetrad,? Izv. Akad Nauk SSSR, Ser. Matem.,31, No. 6, 1361?1378 (1967).
2. Yu. A. Drozd and A. V. Roiter, ?Commutative rings with a finite number of integral indecomposable representations,? Izv. Akad. Nauk SSSR, Ser. Matem.,31, No. 4, 783?798 (1967).
3. L. A. Nazarova and A. V. Roiter, ?Finitely generated modules over a dyad of two local Dedekind rings and finite groups possessing an Abelian normal divisor of index p,? Izv. Akad. Nauk SSSR, Ser. Matem.,33, No. 1, 65?89 (1969).
4. L. A. Nazarova, ?Integral representations of the fourfold group,? Dokl. Akad. Nauk SSSR,140, No. 5, 1011?1014 (1961).
5. Yu. A. Drozd and V. V. Kirichenko, ?Representations of completely decomposable rings,? Matem. Zametki,3, No. 6, 643?650 (1968).