@misc{extentions+of+not+densely+defined+evolution+problems+to+densely+defined+ones,
    author = {Winiarska, Teresa i Winiarski, Tadeusz},
    title = {Extentions of not densely defined evolution problems to densely defined ones},
    journal = {Czasopismo Techniczne. Nauki Podstawowe},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2009},
    number = {R. 106, Z. 8, 1-NP}
}