S. Silaen, I. . Silaban, C. S. Sitepu, and C. G. P. . Rumahorbo, “Histological Analysis of Langerhans Islets and β-Cell Morphology in Diabetic Rats Treated with Bischofia javanica Nanoherbal”, Int J Ecophysiol, vol. 7, no. 2, pp. 146–152, Sep. 2025.