@article{10_1155_S0161171296000282,
     author = {Dobos, Jozef and Piotrowski, Zbigniew},
     title = {A note on metric preserving functions.},
     journal = {International Journal of Mathematics and Mathematical Sciences},
     pages = {199},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {1996},
     doi = {10.1155/S0161171296000282},
     zbl = {0840.26006},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/articles/10.1155/S0161171296000282/}
}