@article{10_2140_agt_2006_6_2509,
     author = {Morris, Dave Witte},
     title = {Amenable groups that act on the line},
     journal = {Algebraic and Geometric Topology},
     pages = {2509--2518},
     year = {2006},
     volume = {6},
     number = {5},
     doi = {10.2140/agt.2006.6.2509},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2006.6.2509/}
}