MUKHERJEE, T.; SREENADH, K. On doubly nonlocal $p$-fractional coupled elliptic system. Topological Methods in Nonlinear Analysis, [S. l.], v. 51, n. 2, p. 609–636, 2018. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2018.018. Acesso em: 22 jul. 2024.