@article{10_37236_748,
     author = {Michael E. Picollelli},
     title = {An {anti-Ramsey} condition on trees},
     journal = {The electronic journal of combinatorics},
     year = {2008},
     volume = {15},
     doi = {10.37236/748},
     zbl = {1182.05031},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/748/}
}