S. M. Yousif, I. Y. Mohammed, and S. N. Mouhy, “Improving of Paraffin Wax Properties by Adding of Low Density Polyethylene (LDPE)”, WJES, vol. 10, no. 4, pp. 58–65, Jun. 2023, doi: 10.31185/ejuow.Vol10.Iss4.546.