@misc{the+powder+hydrocannon+design+procedure,
    author = {Semko, Oleksander i Rusanova, Oksana},
    title = {The powder hydrocannon design procedure},
    journal = {Czasopismo Techniczne. Mechanika},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2010},
    number = {R. 107, Z. 8, 2-M}
}