https://www.cimat.mx/wp-content/uploads/2021/04/transparent.png00Gómez Larrañaga José Carloshttps://www.cimat.mx/wp-content/uploads/2021/04/transparent.pngGómez Larrañaga José Carlos2023-06-20 18:11:132023-06-20 18:11:132-stratifolds with fundamental group Z
