R, J., P. S. Hency Jose, P. Rajalakshmy, P. A. Christu Raj, H. J. Kanmani, and W. S. Nimi. “Methodological Role of Mathematics to Estimate Human Blood Pressure Through Biosensors”. International Journal of Integrated Engineering, Vol. 13, no. 1, Feb. 2021, pp. 240-8, https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/7107.