@article{DMGT_2021_41_3_a7,
     author = {Doan, Trung Duy and Schiermeyer, Ingo},
     title = {Proper {Rainbow} {Connection} {Number} of {Graphs}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {809--826},
     publisher = {mathdoc},
     volume = {41},
     number = {3},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2021_41_3_a7/}
}