@misc{heat+regenerator+of+stirling+engine+with+an+unconventional+mechanism+fik,
    author = {Saniga, Juraj i Barta, Dalibor i Mruzek, Martin i Repka, Ján i Tučník, Peter i Kukuča, Pavol},
    title = {Heat regenerator of stirling engine with an unconventional mechanism FIK},
    journal = {Czasopismo Techniczne. Mechanika},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2012},
    number = {R. 109, Z. 8, 3-M}
}