Deegree ED.M, Surin. " Innovative school management in teaching and learning blended (Blended) that can be an example in the situation of the coronavirus disease 2019 epidemic (COVID - 19) with NON SAWAN MODEL" Journal Universitas Muhammadiyah Gresik Engineering, Social Science, and Health International Conference (UMGESHIC) [Online], Volume 1 Number 2 (23 December 2021)