You, Hongming, and Kaijen Cheng. “Mathematical Analysis of Intraguild Interactions Among Hosts, Parasitoids and Predators”. Tamkang Journal of Mathematics 52, no. 1 (January 31, 2021): 171-187. Accessed June 25, 2021. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4087.