1.		Power system interconnection : transmission problems / H. Rissik Autor: Rissik, H.
2.		The calculation of unsymmetrical short-circuits : a practical introduction to the use of symmetrical coponents in fault studies of three-phase networks / H. Rissik Autor: Rissik, H.
3.		Mercury-arc current convertors : an introduction to the theory and pratice of vapour-arc discharge devices and to the study of rectification phenomena / H. Rissik; intr. Captain J. M. Donaldson Autor: Rissik, H.