Samer Alsammarraie, and Nazar K. Hussein. “A New Hybrid Grasshopper Optimization - Backpropagation for Feedforward Neural Network Training”. Tikrit Journal of Pure Science 25, no. 1 (February 4, 2023): 118–127. Accessed March 22, 2026. https://www.tjpsj.org/index.php/tjps/article/view/221.