TY - JOUR ID - 123048 TI - Almost and weakly NSR, NSM and NSH spaces JO - Khayyam Journal of Mathematics JA - KJM LA - en SN - AU - Kocinac, Ljubisa D.R. AU - Lakehal, Rachid AU - Seba, Djamila AD - Department of Mathematics, Faculty of Sciences and Mathematics, University of Nis, Nis, Serbia AD - Dynamic of Engines and Vibroacoustic Laboratory, University M'Hamed Bougara of Boumerdes, Algeria Y1 - 2021 PY - 2021 VL - 7 IS - 1 SP - 40 EP - 51 KW - Selection principles KW - star-Menger KW - star-Rothberger KW - almost NSM KW - weakly NSM DO - 10.22034/kjm.2020.224608.1753 N2 - In this paper we introduce and study some new types of star-selection principles (almost and weakly neighbourhood star-Menger, neighbourhood star-Rothberger and neighbourhood star-Hurewicz). We establish some properties of these selection principles and their relations with other selection properties of topological spaces. Behaviour of these classes of spaces under certain kinds of mappings is also considered. UR - https://www.kjm-math.org/article_123048.html L1 - https://www.kjm-math.org/article_123048_64af716d7e2165b79e543fdc6760fe3a.pdf ER -