DOUMATE, J.; TOYOU, R.; LEADI, L. Existence results for \((p_1,...,p_n)\)-biharmonic systems under Navier boundary conditions. Malaya Journal of Matematik, India, v. 10, n. 01, p. 63–78, 2022. DOI: 10.26637/mjm1001/006. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/91. Acesso em: 22 dec. 2024.