HIBI, W., S. BRAHIMI, and Z. WADHI. “Studying Developmental Learning Difficulties for Pre-School Children (language Difficulties and Attention Difficulties As a Model) - A Field Study in the Cities of Laghouat and Aflou -”. Social Sciences Journal, Vol. 16, no. 1, Mar. 2022, pp. 786-99, doi:10.34118/ssj.v16i1.1970.