Comparison of the Effects of Indonesian Healthy Gymnastics on Cardiovascular Endurance among Upper-Grade and Lower-Grade Elementary School Students in Urban and Rural Areas. International Journal of Administration and Education (IJAE), [S. l.], v. 3, n. 2, p. 93–100, 2026. DOI: 10.70188/em1h1q61. Disponível em: https://journal.ashapublishing.co.id/index.php/ijae/article/view/269.. Acesso em: 30 jun. 2026.