hanif, Sofyan, and Indra Kasih. “DEVELOPMENT OF LEARNING MODEL SMASH VOLLEYBALL BASED MULTIPLE TRAINING IN FACULTY OF SPORT SCIENCES STATE UNIVERSITY OF MEDAN”. JIPES - JOURNAL OF INDONESIAN PHYSICAL EDUCATION AND SPORT, vol. 1, no. 2, Dec. 2015, pp. 25-32, doi:10.21009/JIES.012.03.