Platonov V, Rapinchuk A. Abstract properties of S-arithmetic groups and the congruence subgroup problem. Izv. Ross. Nauk SSSR. Ser. mat. 1992;56(3):483–508.

Rapinchuk A. Congruence subgroup problem for algebraic groups: old and new. In: Journees Arithmetiques, 1991. Asterisque. Vols. 209. Geneva; 1992. pp. 73–84.

Platonov V, Rapinchuk A. Algebraic Groups and Number Theory. Moscow: Nauka; 1991.

Platonov V, Rapinchuk A. Abstract characterizations of arithmetic groups with the congruence property. Dokl. Akad. Nauk SSSR 319(1991), no. 6, 1322-1327. 1991.

Rapinchuk A. Combinatorial theory of arithmetic groups. Institute of Mathematics, Academy of Sciences of Belarus; 1990. p. 50pp. .

Rapinchuk A. The congruence subgroup problem for algebraic groups. In: Topics in Algebra, Part 2 (Warsaw, 1988). Vol. Banach Center Publ. 26, Part 2. PWN, Warsaw; 1990. pp. 399–410.

Rapinchuk A. Representations of groups of finite width. Dokl. Akad. Nauk SSSR. 1990;315(3):536–540.

Rapinchuk A. The congruence subgroup problem for arithmetic groups with bounded generation. Dokl. Akad. Nauk SSSR. 1990;314(6):1327–1331.

Rapinchuk A. On the congruence subgroup problem for algebraic groups. Dokl. Akad. Nauk SSSR. 1989;306(6):1304–1307.

Rapinchuk A. The congruence subgroup problem for algebraic groups and strong approximation in affine varieties. Dokl. Akad. Nauk BSSR. 1988;32(7):581–584.