Ranulfo Paiva Sobrinho [LinkedIn](https://www.linkedin.com/in/ranulfosobrinho/) [Twitter](https://twitter.com/ranulfovm) 
Karla Córdoba Brenes  [LinkedIn](https://www.linkedin.com/in/muguika/) [Twitter](https://twitter.com/muguika) 
Florentin Smarandache (advisor). [Scholar](https://scholar.google.com/citations?user=tmrQsSwAAAAJ) 
