Sommen, F.: Spingroups and spherical means II. (English). In: Frolík, Z., Souček, V. and Fabián, M. (eds.): Proceedings of the 14th Winter School on Abstract Analysis. Circolo Matematico di Palermo, Palermo, 1987. pp. [157]-177

Eichhorn, Jürgen: The Euler characteristic and signature for open manifolds. (English). In: Bureš, J. and Souček, V. (eds.): Proceedings of the Winter School "Geometry and Physics". Circolo Matematico di Palermo, Palermo, 1987. pp. [29]-41

Dijkhuizen, Mathijs S.: The double covering of the quantum group $SO\sb q (3)$. (English). In: Bureš, J. and Souček, V. (eds.): Proceedings of the Winter School "Geometry and Physics". Circolo Matematico di Palermo, Palermo, 1994. pp. [47]-57

Pietsch, A.: Ideals of operators on Banach spaces and nuclear locally convex spaces. (English). In: Novák, J. (ed.): General Topology and its Relations to Modern Analysis and Algebra. Proceedings of the Third Prague Topological Symposium, 1971. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1972. pp. 345-352

Libicher, Ivan; Töpfer, Pavel: Pražský korespondenční seminář z programování. (Czech) [Prague correspondence seminar in programming]. In: Horák, Karel (editor): [dokumenty-10] 40 let matematické olympiády (v Československu). (Czech). Praha: Jednota českých matematiků a fyziků, 1993. 80-7015-396-2, pp. 50-54