فهرس المقالات Mojtaba Farazi المقاله 1 - High-Order Noether’s Transformation and New Densities for BBM Equation via Contact Symmetries 10.71932/ijm.2023.1081402 Mehdi Jafari Mojtaba Farazi International Journal of Mathematical Modeling & Computations , العدد 52 , السنة 13 , پاییز 2023