ZAGRADIŠNIK, Ivan; RITONJA, Jožef. Electrical and Electromechanical Converters: Lecture Notations. [s.l.] : University of Maribor Press,2025. DOI: 10.18690/um.feri.1.2025. Disponível em: https://old.press.um.si/index.php/ump/catalog/book/937. Acesso em: 28 feb. 2026.