@article{10_2298_FIL2115209H,
     author = {\'Lubica Hol\'a and Alireza Kamel Mirmostafaee},
     title = {Points of openness of some mappings},
     journal = {Filomat},
     pages = {5209 },
     year = {2021},
     volume = {35},
     number = {15},
     doi = {10.2298/FIL2115209H},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2115209H/}
}