“Comparison of Some Artificial Intelligence Algorithms With the Two Non-Linear Least Squares Method and the Maximum Likelihood Method of Estimating the Ratkowsky Model Using Simulation”. Journal of Al-Rafidain University College For Sciences ( Print ISSN: 1681-6870 ,Online ISSN: 2790-2293 ), vol. 43, no. 2, Oct. 2021, pp. 126-50, https://doi.org/10.55562/jrucs.v43i2.147.