Hatem Imran, Qays, Ali Hussein Mahmood Al-Obaidi, and Florentin Smarandache. 2020. “On Some Types of Neutrosophic Topological Groupswith Respect to Neutrosophic Alpha Open Sets”. Neutrosophic Sets and Systems 32 (March): 425-34. https://fs.unm.edu/nss8/index.php/111/article/view/392.