Fathi Bourabia, Berbagui badreddine. “The Effectiveness of Certain Recreational Sports Activities in Achieving Life Satisfaction Among Professional Workers Aged 45-55 Years An Experimental Study on Workers of November 1st, 1954 Complex in Djelfa Province”. Pegem Journal of Education and Instruction, vol. 15, no. 4, Apr. 2025, pp. 116-24, https://pegegog.net/index.php/pegegog/article/view/3947.