@article{10_2298_FIL2105649R,
     author = {Salvador Romaguera and Pedro Tirado},
     title = {A \ensuremath{-} \ensuremath{\psi}-contractive type mappings on quasi-metric spaces},
     journal = {Filomat},
     pages = {1649 },
     year = {2021},
     volume = {35},
     number = {5},
     doi = {10.2298/FIL2105649R},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2105649R/}
}