@article{10_2298_FIL2205507L,
     author = {Qingguo Li and Bei Liu and Weng Kin Ho},
     title = {The wf-rank of topological spaces},
     journal = {Filomat},
     pages = {1507 },
     year = {2022},
     volume = {36},
     number = {5},
     doi = {10.2298/FIL2205507L},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2205507L/}
}