Guy Casale (2004)

Annales de la Faculté des sciences de Toulouse : Mathématiques

Rimlinger, Frank (1992)

Experimental Mathematics

Pogoda, Zdzisław (1993)

Proceedings of the Winter School "Geometry and Topology"

М.А. Малахальцев (1994)

Trudy Geometriceskogo Seminara

В.П. Федотов (1979)

Zapiski naucnych seminarov Leningradskogo