@misc{electrical+machines+fundamentals+of+electromechanical+energy+conversion,
    author = {Gieras, Jacek Franciszek},
    title = {Electrical machines : fundamentals of electromechanical energy conversion},
    address = {Boca Raton i London i New York},
    publisher = {CRC Press Taylor & Francis Group},
    date = {2017}
}