Yao, Zhijian, and Jehad Alzabut. “DYNAMICS OF ALMOST PERIODIC NICHOLSON’S BLOWFLIES MODEL WITH NONLINEAR DENSITY-DEPENDENT MORTALITY TERM”. Italian Journal of Pure and Applied Mathematics 37 (July 31, 2017): 218–234. Accessed September 16, 2026. https://journals.uniurb.it/index.php/ijpam/article/view/6810.