International Association of Seismology and Physics of the Earth's Interior / International Union of Geodesy and Geophysics, XXIII Prague 1992, ESC Proceedings, External Organizations;
http://bib.gfz-potsdam.de/pub/esc/esc-23-1-ocr.pdf (Any fulltext)
http://bib.gfz-potsdam.de/pub/esc/esc-23-1.pdf (Any fulltext)
International Association of Seismology and Physics of the Earth's Interior / International Union of Geodesy and Geophysics (Ed.)(1992): Activity report 1990-1992 and proceedings Prague, Czechoslovakia, 7 - 12 September 1992: European Seismological Commission (Vol. 1), (ESC-Proceedings ; 23.1), Praha : Geophysical Inst., Czechoslovak Acad. of Sciences, 247 p.
