Rachmadini, H.S., Aman, A. and Paruhum Silalahi, B. 2023. Determination of Critical Node in The Java Sumatra Kalimantan Submarine Cable Communication System. Mathline : Jurnal Matematika dan Pendidikan Matematika. 8, 2 (May 2023), 521–532. DOI:https://doi.org/10.31943/mathline.v8i2.422.