- Direct conductor cooling of outer-rotor machine enabled by additive manufacturingSarap, Martin; Kallaste, Ants; Ghahfarokhi, Payam Shams; Tiismus, Hans; Vaimann, Toomas2023 IEEE International Conference on Electric Machines and Drives (IEMDC)2023 / 4 p https://doi.org/10.1109/IEMDC55163.2023.10238858