Pereira Salgado Júnior, Gilberto, and Naiá Sadi Câmara. 2015. “Design and Overdesign of Transmian Universes: An Analysis of Halo”. Revista GEMInIS 6 (1):40-61. https://revistageminis.ufscar.br/index.php/geminis/article/view/217.