Harahap, Addinul Arfansyah, and Nelly Astuti Hasibuan. “Implementation of LCM (Linear Congruent Method) Method in Region Song Game”. The IJICS (International Journal of Informatics and Computer Science), vol. 4, no. 2, Sept. 2020, pp. 57-62, doi:10.30865/ijics.v4i2.2118.