@misc{natural+and+artificial+shapes+and+their+interpretation,
    author = {Filipowski, Szymon},
    title = {Natural and artificial shapes, and their interpretation},
    journal = {Technical Transactions},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2015},
    number = {Y. 112, iss. 3-A}
}