@article{DMGT_2019_39_4_a9,
     author = {Jendro\v{l}, Stanislav and Keke\v{n}\'akov\'a, Lucia},
     title = {Facial {Rainbow} {Coloring} of {Plane} {Graphs}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {889--897},
     publisher = {mathdoc},
     volume = {39},
     number = {4},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2019_39_4_a9/}
}