Tampubolon, L. G., N. Karnati, and Sugiarto. “Evaluation of Continuous Professional Development (PKB) in the Field of Teacher Self-Development in Cluster 3 Ciomas, Bogor Regency”. Improvement: Jurnal Ilmiah Untuk Peningkatan Mutu Manajemen Pendidikan, Vol. 10, no. 1, June 2023, pp. 75-84, doi:10.21009/improvement.v10i1.33555.