LIU, Weidong. Permanent Magnet Synchronous Motor Drive Control for High-Temperature Downhole Formation Sampling: Design and Experimental Validation. World Scientific Research Journal, [S. l.], v. 12, n. 3, p. 36–41, 2026. DOI: 10.6911/WSRJ.202603_12(3).0004. Disponível em: https://wsr-j.org/index.php/ojs/article/view/88. Acesso em: 15 apr. 2026.