Juščenko, Natalija, and Vitalijus Denisov. “Application of Finite-Difference Methods to Parameter Identification of Agroecological Models”. Lietuvos matematikos rinkinys 41, no. spec. (December 17, 2001): 526–532 . Accessed January 6, 2026. https://www.journals.vu.lt/LMR/article/view/34641.