Birat︠s︡ionalʹnai︠a︡ geometrii︠a︡ : lineĭnye sistemy i konechno porozhdennye algebry : sbornik stateĭ - Iskovskikh, V. A.; Shokurov, Vyacheslav V., 1950- (Trudy Matematicheskogo instituta imeni V.A. Steklova, 2003)