Yuanita, Leny, and Kelvin Rio K. “THE EFFECT OF YACON TUBERS SYRUP ON CALCIUM CONTENT OF FEMORAL BONE IN WHITE RATS (Rattus Norvegicus)”. Unesa Journal of Chemistry, vol. 11, no. 1, Feb. 2022, pp. 9-17, doi:10.26740/ujc.v11n1.p9-17.