@misc{application+of+graphene+and+newly+developed+amorphous+alloys+in+current+transformers+for+railway+applications,
    author = {Petruk, Oleg i Szewczyk, Roman i Winiarski, Wojciech i Nowicki, Michał},
    title = {Application of graphene and newly developed amorphous alloys in current transformers for railway applications},
    journal = {Technical Transactions},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2016},
    number = {Y. 113, iss. 1-E}
}