Saputra, E., N. Hinding, and S. Amir. “Total Irregular Labelling Of Butterfly and Beneš Network 5-Dimension”. Jurnal Matematika, Statistika Dan Komputasi, vol. 17, no. 1, Aug. 2020, pp. 61-70, doi:10.20956/jmsk.v17i1.10909.