G. . Álvarez Gómez, M. J. . Pantoja Burbano, M. J. . Arévalo Haro, A. M. . Cleonares Borbor, and R. . González Ortega, “Incidences of Exploratory Research in Postgraduate University Studies: A Neutrosophic Statistic Approach”, NSS, vol. 44, pp. 115-124, Aug. 2021.