Efficient computation of the magnetic field created by a toroidal volumetric current of convex cross section with application to the study of the magnetic confinement in tokamaks. - Miguel Camacho; Rafael R. Boix; Diego J. Cruz-Zabala; Joaquín Galdón-Quiroga; Juan M. Ayllón-Guerola; Eleonora Viezzer (Comput. Phys. Commun., 2025)