F. M. Siswanto, R. C. Pradhany, B. P. Yenniastoeti, and A. Pangkahila, “Ethanolic extract of black grapes (Vitis Vinifera) ameliorates overtraining-induced pancreatic β-cells and muscle damage”, J. Riset Vet. Ind., vol. 4, no. 2, Nov. 2020.