Welius Purbonuswanto
https://sinta.kemdikbud.go.id/authors/profile/6666912/?view=googlescholar

Educational Management, Universitas Sarjanawiyata Tamansiswa
Indonesia

Sutama Sutama
https://sinta.kemdikbud.go.id/authors/profile/5985034

Faculty of Teacher Training and Education, Universitas Muhammadiyah Surakarta
Indonesia

Didi Supriadi
https://sinta.kemdikbud.go.id/authors/profile/6195777

Educational Management, Universitas Sarjanawiyata Tamansiswa
Indonesia

Mazlini Binti Adnan
Faculty of Science and Mathematics, Universiti Pendidikan Sultan Idris
Malaysia

Mohamad Waluyo
https://sinta.kemdikbud.go.id/authors/profile/5974175

School of Educational Sciences, University of Szeged
Hungary