Dr. S. Venkateswara Rao, S. Srinivasulu. “The Role of Excess Parameters in the Calibration and Construction of a U-Shaped Fiber Optic Sensor Employing a Set of Binary Liquids”. Drugs and Cell Therapies in Hematology, vol. 10, no. 2, Aug. 2021, pp. 904-20, http://www.dcth.org/index.php/journal/article/view/1014.