Nugraha, Mawan, Supardianningsih Supardianningsih, Henra N. Sukma, Susiani Susiani, and Tan-Thanh Huynh. “The Study of Propylene Glycol Effect As Wetting Agent Content for Offset Printing Technique”. JURNAL ILMU FISIKA 15, no. 1 (December 26, 2022): 30–38. Accessed March 29, 2024. http://jif.fmipa.unand.ac.id/index.php/jif/article/view/514.