1. The inductance coefficients of solenoids;Nagaoka H;The Journal of the College of Science,1909
2. The calculation formula of self‐inductance of a single‐layer rhombic coil;Tanaka A;The Institute of Electrical Engineers of Japan,2000
3. Magnetic field and self‐inductance of a race‐track coil;Tanaka A;The Institute of Electrical Engineers of Japan,2000