Rahayu, N. I. “Analisis Konten Dan Komparatif Sustainability Report Perbankan Berdasarkan GRI G4”. Jurnal Akuntansi Dan Ekonomika, Vol. 9, no. 1, June 2019, pp. 50-60, https://ejurnal.umri.ac.id/index.php/jae/article/view/1332.