1. Willard, S. (2004). General Topology, Dover Publications.
2. Kuratowski, K. (1966). Topologie I, Academic Press.
3. Sur les notions de filter et grille;Choquet;C. R. Acad. Sci.,1947
4. New topologies from old via ideals;Jankovic;Am. Math. Mon.,1990
5. Acharjee, S., Ozcog, M., and Issaka, F.Y. (2022). Primal topological spaces. arXiv.