Scientific activities of the Polish Academy of Sciences Institute of Fundamental Technological Research in 1973 /
Bulletin of the Polish Academy of Sciences. Technical sciences
The Library of the Polish academy of science, Warsaw.
Institutes of the Czechoslovak Academy of Sciences.
Scientific works of the Institute of Animal Physiology of the Slovak Academy of Sciences, Košice /
Scientific activities of nonprofit institutions : 1964 expenditures and January 1965 manpower.
Institute of Microbiology - Czechoslovak Academy of Science.
Scientific and didactic activity in polish university centres on the geography of tourism /
The scientific periodicals and yearbooks of the Slovak Academy of Sciences /
Geophysical observatory reports of the Geodetic and geophysical research institute of the Hungarian academy of sciences Year 1982 Observatory of nagycenk
Geophysical Observatory Reports of the geodetical and geophysical research Institute of Hungarian Academy of sciences 1973 Observatory of Nagycenk
Geophysical observatory reports of the Geodetical and Geophysical Research Institute of the Hungarian Academy of Sciences Year 1982 Observatory of Nagycenk
Contributions of the Geophysical Institute of the Slovak Academy of Sciences. Volume 9 /
Contributions of the Geophycisal Institute of the Slovak Academy of Sciences Series of Meteorology vol. 7
Contributions of the Geophysical Institute of the Slovak Academy of Sciences / Volume 15 /
Contributions of the Geophysical Institute of the Slovak Academy of Sciences. Volume 5, Series of meteorology / Volume 5 /
Contributions of the Geophysical Institute of the Slovak Academy of Sciences Vol. 16
Contributions of the Geophysical Institute of the Slovak Academy of Sciences. Volume 4/1973 /
Institute of Experimental Physics Slovak Academy of Sciences. /
Scientific activities of the Polish Academy of Sciences - Institute of Fundamental Technological Research in 1978 /