Manoj Kumar Srivastava, Namita Srivastava, and Sandeep. “A Statistical Analysis Using Logistic Regression Model With Variables Influencing Types of Birth in India”. International Journal of Mathematics And Its Applications, vol. 5, no. 4 - F, Dec. 2017, pp. 1015-20, https://ijmaa.in/index.php/ijmaa/article/view/1367.