1.
Espinoza JA, Proaño P, Villavicencio JR, Villegas M. Extending PESTEL technique to neutrosophic environment for decisions making in business management,. Neutrosophic Sets Syst. 2019;27:228-236. Accessed May 27, 2026. https://fs.unm.edu/nss8/index.php/111/article/view/628