Tegzesek -Trichoptera /
International computing symposium 1977: proceedings of the international computing symposium 1977, Liege, Belgium, 4-7 April 1977.
Proceedings of the 2nd International congress of acarology Sutton Bonington 19th-25th July, 1967 /
Proceedings of the 22nd International congress of psychology : Leipzig, GDR july 6-12, 1980.
Proceeding of the international numismatic symposium /
Proceedings of the International numismatic symposium /
Proceedings of the 1. international symposium on dredging technology : Canterbury, England 1975 /
Proceedings of the 2nd international pharmacological meeting : August 20-23, 1963. Volume 7, Pharmacology of oriental plants /
Coronary heart diesease. 2nd International symposium at Frankfurt 1972.
England, England /
Proceedings of the 8th International Symposium on Pseudokarst
Medical data transmission by public telephone systems. : 2nd international symposium, Mainz, June 3 - 4, 1977.
2nd InternationalSymposium on Polymer Characterization ... August 21-23,1972 /
Proceedings of the international symposium on gold metallurgy. Winnipeg 23-26, August 1987. vol. 1 /
Proceedings of the international symposium on fracture mechanics. Winnipeg, August 23-26,1987. vol. 6 /
25th annual Slovak day, Sunday, July 29, 1951.
The cucible-tree synthesis of silicides and borides. International symposium ... Prague, July 1-July 5, 1963.
New phase in the uranium-molybdenum-silicon. International symposium ... Prague, July 1-July 5, 1963.
Proceedings of the 1 International symposium on cyclodextrins : Budapest, Hungary, 30 September - 2 October, 1981 /
Dialectical Materialism and Modern Science. Proceedings of an International Symposium.
Proceedings of the 2nd International Symposium on Trichoptera. University of Reading, England, 25 - 29 July 1977.