@article{MOMA_1977__83_177793,
     author = {H. Fleischner and P.D. Vestergaard},
     title = {Value-True {Walks} in {Finite,} {Connected,} {Valuated} {Graphs.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {1--8},
     publisher = {mathdoc},
     volume = {83},
     year = {1977},
     zbl = {0357.05055},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1977__83_177793/}
}