توفيق قعقاع

[1] Tawfiq Gagaa (2021) Problems psychological and academic for some students in the class with requirements for the stage university. Journal of sport practice & society , 05(2676-1890), 54-66, Asjp

[2] Gagaa Tawfiq and Berrah Hamza (2021) The contribution of violent arbitration to the generation and increase of violence in the handball courts. Sport system journal , 08(2392-5442), 284-296, University of Djelfa

[3] Tawfiq Gagaa (2021) ايجاد مستويات معيارية لبعض القياسات الجسمية كمؤشر النتقاء حراس المرمى في رياضة كرة اليد. علوم الرياضة والتدريب , 05(2253-0517), 24-36, جامعة الجزائر 3