Silva Ribeiro, M. F., Nery de Oliveira, L. and da Silva, T. F. (2023) “Poincar´e duality and the existence of exotic structures on n-spheres”, Latin American Journal of Mathematics, 2(01), pp. 58–98. Available at: https://www.lajm.ufscar.br/index.php/capa/article/view/25 (Accessed: 9 May 2024).