Details Details PDF BIBTEX RIS Title Study on coal microstructure for porosity levels assessment Journal title Bulletin of the Polish Academy of Sciences Technical Sciences Yearbook 2013 Volume 61 Issue No 2 Authors Miedzińska, D. ; Zasada, D. ; Niezgoda, T. ; Małek, E. Divisions of PAS Nauki Techniczne Coverage 499-505 Date 2013 Identifier DOI: 10.2478/bpasts-2013-0049 ; ISSN 2300-1917 Source Bulletin of the Polish Academy of Sciences: Technical Sciences; 2013; 61; No 2; 499-505