M. I. Qureshi, Deepak Kumar Kabra, and Naseem Ahmad Khan. “Some Generating Relations Involving Laguerre Polynomials of Several Variables”. International Journal of Mathematics And its Applications 3, no. 3 - C (October 15, 2015): 13–18. Accessed April 30, 2024. http://ijmaa.in/index.php/ijmaa/article/view/462.