Opuscula mathematica Akademia Górniczo-Hutnicza Imienia Stanisława Staszica w Krakowie journal journal journal Text https://www.db-thueringen.de/receive/dbt_mods_00043078 issn: 2300-6919 http://uri.gbv.de/document/gvk:ppn:518959600 http://www.bibliothek.uni-regensburg.de/ezeit/?2254303 http://www.opuscula.agh.edu.pl http://journals.bg.agh.edu.pl/OPUSCULA doc-type:Periodical Periodical ddc:510 ddc:620 ddc:660 2003/ AGH Univ. of Science and Technology Press eng public all rights reserved info:eu-repo/semantics/restrictedAccess