Gultom, A. R., Dewi, A. Y. ., Zukarnaini and Kartiria (2023) “N-1 Security Contingency Analysis through the IEEE Bus Application Performance Index Method 9”, EKSAKTA: Berkala Ilmiah Bidang MIPA, 24(01), pp. 40-55. doi: 10.24036/eksakta/vol24-iss01/387.