N. A. Mahardhika, Y. T. Kusumawati, J. B. Kurnia Jusuf, J. A. Santoso, A. T. Raharja, and J. Julianur, “Examining the Effect of Parent’s Supports Toward the Champion Motivation Possessed by Athletes Samarinda in 2018”, acit.j.teach.educ., vol. 1, no. 2, pp. 72–77, Jul. 2019.