@article{MM2_1991__73_1_155678,
     author = {Alexander Prestel and Cydara C. Ripoli},
     title = {Integral-Valued rational functions on valued fields.},
     journal = {Manuscripta mathematica},
     pages = {437--452},
     publisher = {mathdoc},
     volume = {73},
     number = {1},
     year = {1991},
     zbl = {0771.12003},
     url = {http://geodesic.mathdoc.fr/item/MM2_1991__73_1_155678/}
}