Handayani SA. Student Learning on Healthy Heart Gymnastics at State Senior High School 1, Rejang Lebong Regency. j.sport, j.olahraga [Internet]. 2021 Dec. 31 [cited 2025 May 4];1(2):185–190. Available from: https://penerbitadm.pubmedia.id/index.php/SSJ/article/view/354