حسن جلاب, سلیم, عدنان موسی, موسی. (2018). 'The impact of special exercises in the development of motivation and cognitive development preparing for volleyball players ages skill (32-31 years)', مجلة جامعة الانبار للعلوم البدنیة والریاضیة, 8(16), pp. 287-302. doi: 10.37655/uaspesj.2018.172448