@misc{sorptive+properties+of+black+coal+ash+from+melting+boilers,
    author = {Michalíková, Františka i Kozáková, Ivana i Bakalár, Tomáš i Sisol, Martin},
    title = {Sorptive properties of black coal ash from melting boilers},
    journal = {Czasopismo Techniczne. Chemia},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2008},
    number = {R. 105, Z. 16, 2-Ch}
}