M. Fidler, “Application of graphs to the Gaussian elimination method”, Zap. Nauchn. Sem. LOMI, 58 (1976), 72–79; J. Soviet Math., 13:2 (1980), 244–250
1963
2.
Miroslav Fidler, Vlastimil Pták, “Estimates and iteration methods for finding a simple eigenvalue of an almost-decomposable matrix”, Dokl. Akad. Nauk SSSR, 151:4 (1963), 790–792
