“IMPROVEMENT OF TEACHER SCHOOL COMPETENCIES THROUGH TEACHER PERFORMANCE MANAGEMENT, ORGANIZATIONAL CULTURE, SELF-DEVELOPMENT, WORK MOTIVATION, AND INTERPERSONAL SKILLS IN YOGYAKARTA CITY” (2021) Turkish Journal of Computer and Mathematics Education (TURCOMAT), 12(14), pp. 3953–3961. doi:10.17762/turcomat.v12i14.11060.