Pasaribu, Melati Raya, et al. “The Influence of The Principal’s Managerial Ability and Teacher Work Culture on Teacher Performance State Vocational Schools”. Jurnal Ilmu Pendidikan Dan Sosial, vol. 5, no. 1, Mar. 2026, pp. 242-55, doi:10.58540/jipsi.v5i1.1498.