ANALISIS UNFORCED ERROR DAN ERROR JONATAN CHRISTIE PADA FINAL DAIHATSU YONEX JAPAN OPEN 2019 Article Sidebar pdf Published: May 20, 2021 Main Article Content Khara Adi Kristian Waruwu Universitas Negeri Surabaya Oce Wiriawan Universitas Negeri Surabaya Downloads Download data is not yet available. Article Details Issue Vol. 4 No. 5 (2021): Evaluation Athlete Peformance Section Articles Author Biography Oce Wiriawan, Universitas Negeri Surabaya Dosen S-1 Pendidikan Kepelatihan Olahraga