Predicting age and maturity of endangered Spiny butterfly ray, Gymnura altavela (Linnaues 1758) ‎‎‎using artificial neural network ‎‎(multilayer perceptron)‎. مجلة العلوم الأساسية. 2024;40(1). Accessed June 18, 2026. https://journal.damascusuniversity.edu.sy/index.php/basj/article/view/5338