Siddhartha Guzmán, F., Tonatiuh Matos., Darío Núñez., Er., Ram{\’\i}rez., & . (2003). Quintessence-like dark matter in spiral galaxies. Revista Mexicana De Física, 49(3), 203–0. Retrieved from https://rmf.smf.mx/ojs/index.php/rmf/article/view/3152