9th congress on material testing : 3rd Danubia-Adria Symposium, Budapest, 29th-3rd October 1987. Volume 1, session 1 /
The 4th congress of the socialist union of youth : october 2-4.1987 Prague documents /
Composite materials : testing and design : 3rd conference /
7th World trade union congress : Budapest, October 17-26, 1969 : appeal to the workers and trade unions of the world /
Proceedings of the 6th Congress : Bratislava, September 4-7, 1975 Vol. 1
Proceedings of the 6th Congress : Bratislava, September 4-7, 1975. Vol. 2 /
5th international congress of Turkish art /
Transactions of the 8th International ceramic congress.
Proceedings of the 8th European Congress of neurosurgery. Barcelona, September 6-11,1987 /
14th International cancer congress : abstracts of lectures, symposia and free communications : August 21-27, 1986 : Budapest, Hungary : Vol. 2
14th International cancer congress : abstracts of lectures, symposia and free communications : August 21-27, 1986 : Budapest, Hungary : Register
14th International cancer congress : abstracts of lectures, symposia and free communications : August 21-27, 1986 : Budapest, Hungary : Vol. 1
14th International cancer congress : abstracts of lectures, symposia and free communications : August 21-27, 1986 : Budapest, Hungary : Vol. 3
57th Congress Fédération Internationale de Philatélie : Prague 4th - 6th September 1988
11th International Congress on Glass, Prague : Summaries of Papers.
Material testing.
23rd Danubia-Adria symposium on experimental methods in solid mechanics : September 26 - September 29, 2006, Podbanské - Žilina, Slovak Republic
11th European congress on extracorporeal circulation technology : proceedings of 11th European congress : Orosei, Italy June 8 to 11, 2005 /
6th congress international show caves association : proceedings /
10th IMEKO World Congress 1985 : Scientific Sessions S10, S23,S26, S30, S6, S3 Vol. 3.
9th congress on material testing : 3rd Danubia-Adria Symposium, Budapest, 29th-3rd October 1987. Volume 2, session 2, 3 /