TANNOUS, Edward. Negative Mass. Journal of natural sciences, life and applied sciences, New Mexico, United States, v. 5, n. 3, p. 73–53, 2021. DOI: 10.26389/AJSRP.D210421. Disponível em: https://www.ajsrp.ojsexpert.com/index.php/jnslas/article/view/4213. Acesso em: 19 dec. 2025.