Estupiñán Ricardo , J. , Domínguez Menéndez , J.J. , Barcos Arias, I.F. , Macías Bermúdez, J.M. and Moreno Lemus, N. 2021. Neutrosophic K-means for the analysis of earthquake data in Ecuador . Neutrosophic Sets and Systems. 44, (Aug. 2021), 255-262.