Sri Suyati, E. ., Sonedi, S., Bulkani, B., Fatchurahman, M. ., Nurbudiyani, I. and Setiawan, M. A. (2022) “The The relationship of physical fitness and social-economic status and students’ learning achievement”, Retos, 46, pp. 494–500. doi: 10.47197/retos.v46.93808.