R. Sitompul, A. Alesyanti, H. Hartono, and R. Rahim, “Factors Cause Understanding Level of Low Soft Skill for Political Party Members and its Socialization Through Website”, IJET, vol. 7, no. 2.14, pp. 286–288, Apr. 2018, doi: 10.14419/ijet.v7i2.12.14694.