@misc{object+oriented+modelling+of+municipal+waste+management+systems,
    author = {Gaska, Krzysztof i Generowicz, Agnieszka},
    title = {Object-oriented modelling of municipal waste management systems},
    journal = {Czasopismo Techniczne. Środowisko},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2012},
    number = {R. 109, Z. 23, 2-Ś}
}