HuenY. K., “An introduction to the theory of magnetic equivalent circuit,”Singapore Polytechnic Engineering Society Annual Journal, Vol. No. 6, pp. 221–228, 1968/69.
5.
HuenY. K., “A novel method of analysis for shaded pole motors using the complex m.m.f. equation.”J. Inst. Engrs. Singapore7, 11–13, 1970.