J. Purba, R. Simarmata, and M. S. Marbinoto, “Analysis of Gas Station Queue System; Case Study Gas Station 13.201.101 on Jalan Jamin Ginting, Medan Baru District, Medan City”, JGBR, vol. 2, no. 1, pp. 42–55, Apr. 2025, doi: 10.31629/jgbr.v2i1.7434.