Ramachandran, S. ., A. . Prakash, B. . Abraham, and B. . V. G. “Design and Modelling of a Glucose Optical Sensor for Diabetes Monitoring”. International Journal of Intelligent Systems and Applications in Engineering, vol. 11, no. 3, July 2023, pp. 570-7, https://ijisae.org/index.php/IJISAE/article/view/3259.