Hanafy, I. M., A. M. Abd El-Aziz, and T. M. Salman. “Semi θ-Compactness in Intuitionistic Fuzzy Topological Spaces”. Proyecciones (Antofagasta, On Line), vol. 25, no. 1, May 2017, pp. 31-45, doi:10.4067/S0716-09172006000100003.