Ekici, E.2025-01-272025-01-2720120236-52941588-2632https://doi.org/10.1007/s10474-011-0145-8https://hdl.handle.net/20.500.12428/28214In [4], Csaszar has introduced the notions of weak structures and the structures alpha(w), pi(w), sigma(w), beta(w). The main aim of this paper is to introduce and study properties of the structures r(w), alpha(w), pi(w), sigma(w) and beta(w).eninfo:eu-repo/semantics/closedAccessr(w)alpha(w)pi(w)sigma(w)beta(w)weak structuregeneralized topologyArticle134456557010.1007/s10474-011-0145-8Q4WOS:0003007123000132-s2.0-84856533046Q2