Assmar M, محمد. Effect of using mental training accompanied with the random scheduling practice in developing some basic skills for goal keepers in football. RJSS [Internet]. 2025 Jun. 24 [cited 2025 Aug. 4];16(54):30-52. Available from: https://ojs.uomosul.edu.iq/index.php/rjss/article/view/11342