Fitria, R., S. Suwilo, and E. . Rosmaini. “Integer Linear Programming Model for Multicast Routing to Minimize Link Cost at Wavelengths ”. Sinkron : Jurnal Dan Penelitian Teknik Informatika, vol. 7, no. 3, July 2023, pp. 1418-26, doi:10.33395/sinkron.v8i3.12591.