Chalik, Abdul, Ma’shum Ma’shum, and andi suwarko. 2019. “Ideologi, Basis Massa Dan Kedekatan Personal; Analisis Faktor Koalisi Partai Islam Indonesia 1999-2019”. JRP (Jurnal Review Politik) 9 (1). https://doi.org/10.15642/jrp.2019.9.1.%p.