@phdthesis{oai:shibaura.repo.nii.ac.jp:00000025, author = {Nguyen Nhat Nam and Nguyen Nhat Nam}, month = {2015-05-01}, note = {2014}, school = {芝浦工業大学}, title = {Non-linear Analysis of Electrical and Thermal Stress Grading System in Multi-Level Inverter-Driven Medium Voltage Motors}, year = {} }