Free Oscillations in a Circuit Containing an Iron-cored Reactor
鐵心リアクトルを有する回路の自由振動

S. KUMAGAI, E. NISIMURA
1943 The Journal of the Institute of Electrical Engineers of Japan  
doi:10.11526/ieejjournal1888.63.6 fatcat:cmtiojeh4fcelgd3ziyziza564