@article{10_4171_dm_271,
     author = {Marianne Akian and St\'ephane Gaubert and Cormac Walsh},
     title = {The max-plus {Martin} boundary},
     journal = {Documenta mathematica},
     pages = {195--240},
     year = {2009},
     volume = {14},
     doi = {10.4171/dm/271},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/271/}
}