FIRMANSAH, Fery. The Odd Harmonious Labeling on Variation of the Double Quadrilateral Windmill Graphs. Jurnal ILMU DASAR, [S.l.], v. 18, n. 2, p. 109-118, oct. 2017. ISSN 2442-5613. Available at: <https://jurnal.unej.ac.id/index.php/JID/article/view/5648>. Date accessed: 14 nov. 2024. doi: https://doi.org/10.19184/jid.v18i2.5648.