THEJEL, R. H.; HAIRIK, H. A.; ALWAN, M. A. Simulation and Experimental Verification of a HB-Type Vernier Motor. Engineering, Technology & Applied Science Research, Greece, v. 3, n. 1, p. 338–344, 2013. DOI: 10.48084/etasr.195. Disponível em: https://etasr.com/index.php/ETASR/article/view/195. Acesso em: 16 jan. 2022.