Sidhu, Gagandeep Kaur, and Jatinder Kaur. “Niching Sparrow Search Algorithm for Solving Benchmark Problems, Speed Reducer Design, and Himmelblau’s Nonlinear Optimization Problem”. Communications in Mathematics and Applications 15, no. 1 (April 24, 2024): 43–72. Accessed November 22, 2024. http://rgnpublications.com/journals/index.php/cma/article/view/2466.