@article{ARM_1989_25_1-2_a7,
     author = {Fleischner, Herbert and Wenger, Emanuel},
     title = {$D_0$-favouring {Eulerian} trails in digraphs},
     journal = {Archivum mathematicum},
     pages = {55--60},
     year = {1989},
     volume = {25},
     number = {1-2},
     mrnumber = {1189199},
     zbl = {0708.05027},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1989_25_1-2_a7/}
}