S. Czapp, D. Kowalak, K. Borowski. “Thermal and Electrodynamic Risk of Residual Current Devices in the Case of Back-Up Protection by Overcurrent Circuit Breakers”. Acta Energetica, no. 04 (December 31, 2014): 67–78. Accessed May 18, 2024. https://www.actaenergetica.org/index.php/journal/article/view/309.