1. A method for calculating time overcurrent relay settings by digital computer;Radke;IEEE Trans.,1963
2. Digital computer protective device coordination program I — general program description;Albrecht;IEEE Trans.,1964
3. An interactive program for checking coordination of protective devices;Miller;Modeling Simulation,1967
4. Protective devices coordination via computer graphics;Langhans,1979
5. A simple method for obtaining feasible computational models for the time current characteristics of industrial power-system protective devices;Smolleck;Electr. Power Sys. Res.,1979