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