Govenda, R.D., Hariyanto, A. and Herdyanto, Y. 2020. Peningkatan Speed dan Agility dengan Penggunaan Latihan 40 Yard Sprint dan A-Movement. JOSSAE (Journal of Sport Science and Education). 5, 2 (Oct. 2020), 148–158. DOI:https://doi.org/10.26740/jossae.v5n2.p148-158.