Listování
od 

21eme Réunion des Sciences de la Terre : du 4 au 9 décembre 2006 : Dijon, Palais des congres -- Dijon : Société géologique de France, 2006
21st Danubia-Adria Symposium on Experimental Methods in Solid Mechanics -- Zagreb : Studio HRG, 2004
21st Danubia-Adria symposium on experimental methods in solid mechanics. Extended abstracts -- Zagreb : Croatian Society of mechanics, 2004
21st General Assembly IUGG. Abstracts Week B -- Boulder : IUGG, 1995
22. Sympozjum. Geologia formacji weglonosnych Polski. Materialy -- Kraków : AGH, 1999
22. zasedání Evropských geoparků : 18.-21.9.2008 ; Seminář odborné skupiny vulkanologie České geologické společnosti : 6.-8.10.2008 -- Turnov : Muzeum Českého ráje ve spolupráci s Geoparkem UNESCO Český ráj a Českou geologickou společností, 2008
22nd Annual International Conference on Contaminated Soils, Sediments and Water 2006 -- Amherst : Curran Associates, Inc., 2007 -- ISBN 978-1-60423-951-5
22nd Danubia-Adrua Symposium on Experimental Methods in Solid Mechanics. Extended abstracts -- Parma : University of Parma, 2005
22nd European Conference on Acoustic Emission Testing -- Aberdeen : Robert Gordon University, 1996
22nd IAS Meeting of Sedimentology-Opatija 2003, Abstracts Book -- Zagreb : Institute of Geology - Zagreb, 2003 -- ISBN 953-6907-05-4
The 22nd Nordic Geological Winter Meeting. Abstracts -- TurkuAbo, 1996
23
23rd Annual Meeting of The Society for Organic Petrology. Abstracts book -- Peking : China University of Mining and Technology, Beiijing, 2006
23rd IAS Meeting of Sedimentology - Abstract Book -- Coimbra : International Ass. of Sedimentologists, 2004 -- ISBN 972-9119-25-2
23rd IAS Meeting of Sedimentology. Sedimentology and Society. Abstracts Book -- Coimbra : Universidade de Coimbra, 2004
23th General Assembly of the European Seismological -- Prague : Geophysical Institute Czechoslovak Academy of Sciences, 1993
23.Vyztužené plasty -- Plzeň : DŮM TECHNIKYS PLZEŇ, 2005
24/PODZIM 2009
25 th international symposium remote sensing and global environmental change -- Graz, 1993
The 25th International Meeting on Organic Geochemistry -- Middlesex : IMOG 2011 Secretary, Rapiergroup, 113-119 High Street, Hampton Hill, Middlesex, TW12 1NJ, UK, 2011