Radu, Y. Y.; Uripan, K. I.; Soleha, S. N.; Endriatmoko, Y.; Suminar, L. The Impact Of Standard Operating Procedures, Motivation, And Transformational Leadership On Teacher Performance Through Organizational Culture: Study In Junior High Schools In Kodi Bangedo District, Southwest Sumba Regency, NTT. META 2025, 3, 429-442.