Abuabdou, H. A. M., and S. M. A. Abuabdou. “Evaluation of Mathematics Teachers’ Knowledge at UNRWA Schools in Gaza Strip about the Action Research Concepts and Process”. Asian Research Journal of Arts & Social Sciences, Vol. 12, no. 3, Dec. 2020, pp. 13-24, doi:10.9734/arjass/2020/v12i330190.