J. M. KHALIFEH; Y. M. ALAWAIDEH; R. S. HIJJAWI. Reformulation of Degasperis-Procesi Field by Functional Derivatives . Jordan Journal of Physics , [S. l.], v. 13, n. 1, 2025. Disponível em: https://jjp.yu.edu.jo/index.php/jjp/article/view/734. Acesso em: 6 oct. 2025.