1.
Oni OE, Swanson AG, Carpanen RP. Small signal stability analysis of a four-machine system with placement of multi-terminal high voltage direct current link. J. energy South. Afr. [Internet]. 2020 Mar. 10 [cited 2025 Apr. 30];31(1):73-87. Available from: https://energyjournal.africa/article/view/7430