Ritz, M. a Slavinská, K. (2006) „Application of FTIR and Multicomponent Partial Least-Squares Methods for Determination of Water, Ash and Volatile Matter in Bitumenous Coal", Chemické listy, 100(6). Dostupné z: http://ww-w.chemicke-listy.cz/ojs3/index.php/chemicke-listy/article/view/1923 (Viděno: 13 květen 2024).