Widhi Harita, A. N., Suryanto, S. and Ardi, R. (2022) “Effect of Mindfulness Sport Performance Enhancement (MSPE) to Reduce competitive state anxiety on Karate Athletes”, Jurnal SPORTIF : Jurnal Penelitian Pembelajaran, 8(2), pp. 169–188. doi: 10.29407/js_unpgri.v8i2.17807.