TY - CONF T1 - Novel stator electrically field excited synchronous machines without rare-earth magnet JO - 2014 Ninth International Conference on Ecological Vehicles and Renewable Energies (EVER) PY - 2014/01/01 AU - Zhu ZQ AU - Liu X ED - DO - DOI: 10.1109/ever.2014.6844161 PB - IEEE Y2 - 2025/01/03 ER -