Tambak, S., C. Mahfud, E. Latipah, and D. Sukenti. “Professional Madrasah Teachers in Teaching: The Influence of Gender and the Length of Certification of Madrasah Teachers”. Dinamika Ilmu, Vol. 21, no. 2, Dec. 2021, pp. 417-35, doi:10.21093/di.v21i2.3527.