(1978). Electromagnetic field of the earth: Proceedings of the symposium on the occasion of the 75th anniversary of the Hurbanovo Geomagnetic Observatory ; Hurbanovo and Smolenice, October 8 - 10, 1975. Veda, Publ. House of the Slovak. Acad. of Sciences.
Chicago-Zitierstil (17. Ausg.)Electromagnetic Field of the Earth: Proceedings of the Symposium on the Occasion of the 75th Anniversary of the Hurbanovo Geomagnetic Observatory ; Hurbanovo and Smolenice, October 8 - 10, 1975. Bratislava: Veda, Publ. House of the Slovak. Acad. of Sciences, 1978.
MLA-Zitierstil (9. Ausg.)Electromagnetic Field of the Earth: Proceedings of the Symposium on the Occasion of the 75th Anniversary of the Hurbanovo Geomagnetic Observatory ; Hurbanovo and Smolenice, October 8 - 10, 1975. Veda, Publ. House of the Slovak. Acad. of Sciences, 1978.