Sanabria J, Rosas E, VásquezL. On inversely $\theta$-semi-open and inversely $\theta$-semi-closed functions. Mat. Stud. [Internet]. 2020Mar.17 [cited 2024Jul.1];53(1):92-9. Available from: http://matstud.org.ua/ojs/index.php/matstud/article/view/26