S. Saefudin, G. T. Pasaribu, S. Sofnie, and E. Basri, “EFFECT OF SAPPAN WOOD (Caesalpinnia sappan L) EXTRACT ON BLOOD GLUCOSE LEVEL IN WHITE RATS”, Ina.J.For.Res, vol. 1, no. 2, pp. 109–115, Oct. 2014.