@misc{a+study+of+the+acidic+leaching+of+zinc+lead+sulphides,
    author = {Jarosiński, Andrzej i Madejska, Lucyna},
    title = {A study of the acidic leaching of zinc – lead sulphides},
    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}
}