Copyright (c) 2019 Ramiro Puc-Kauil, Gregorio Ángeles-Pérez, José René Valdez-Lazalde, Valentín José Reyes-Hernández, Juan Manuel Dupuy-Rada, Laura Schneider, Paulino Pérez-Rodríguez, Xavier García-Cuevas
![Creative Commons License](http://i.creativecommons.org/l/by/4.0/88x31.png)
This work is licensed under a Creative Commons Attribution 4.0 International License.