Mussafi NSM. PENERAPAN GREEDY COLORING ALGORITHM PADA PETA KOTAMADYA YOGYAKARTA BERBASIS FOUR-COLOUR THEOREM. kaunia [Internet]. 2015 May 1 [cited 2025 Jan. 20];11(1):19-26. Available from: https://ejournal.uin-suka.ac.id/saintek/kaunia/article/view/1078