Kusuma, Moh Nanang Himawan, Muhamad Syafei, and Didik Rilastiyo. 2019. “The Effect of Nutritional Status, Level of Physical Activity and Hemoglobins on Physical Endurance”. JUARA : Jurnal Olahraga 4 (2), 186-95. https://doi.org/10.33222/juara.v4i2.607.