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by Petersen, Ian Richard; Ugrinovskii, Valery A.; Savkin, Andrey V.
by Petersen, Ian R.; Ugrinovskii, Valery A.; Savkin, Andrey V.
by Ian R. Petersen; Andrey V. Savkin
by Alexey S. Matveev; Andrey V. Savkin
by Andrey V. Savkin; Robin J. Evans
by Ian R. Petersen; Valery A. Ugrinovskii; Andrey V. Savkin