Sugiharti, Sugiharti, et al. “The Role of the School Principal As a Manager in Improving the Quality of Learning Through Learning Communities at SD Negeri 1 Kalipang, Rembang Regency”. Journal of Educational Sciences, vol. 10, no. 1, Jan. 2026, pp. 970-82, https://doi.org/10.31258/jes.10.1.p.970-982.