Hernández-Bernal, María del Sol, and Jesús Solé. “Single Chondrule K-Ar and Pb-Pb Ages of Mexican Ordinary Chondrites As Tracers of Extended Impact Events”. Revista Mexicana De Ciencias Geológicas, vol. 27, no. 1, Feb. 2018, pp. 123-3, https://rmcg.geociencias.unam.mx/index.php/rmcg/article/view/716.