POPOV, Nickolay. NON-LINEAR MODEL IN REGION OF VERY LOW SPEEDS FOR A PERMANENT MAGNET DIRECT CURRENT MOTOR. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 3, p. 225–231, 2024. DOI: 10.17770/etr2024vol3.8152. Disponível em: https://journals23.rta.lv/index.php/ETR/article/view/8152.. Acesso em: 8 apr. 2025.