Botelho, Fabio Silva. “A Variational Formulation for Relativistic Mechanics Based on Riemannian Geometry and Its Application to the Quantum Mechanics Context”. Ciência e Natura 40 (março 27, 2018): e58. Acessado janeiro 1, 2026. https://periodicos.ufsm.br/cienciaenatura/article/view/34165.