Základná škola a Gymnázium - Gymnase
- 80 Hanging Roofs in Czechoslovakia. Présenté pendant: IASS International Colloquium on Progress of Shell Structures in the last 10 years and ist Future, 09-10/1969, Madrid, Spain. (1969):
- Hanging Roofs in Czechoslovakia. Présenté pendant: IASS Colloquium on Hanging Roofs, Continuous Metallic Shell Roofs and Superficial Lattice Roofs, 9-11.7.1962, Paris, France, pp. 143-148. (1962):