@article{10_2140_agt_2011_11_2265,
     author = {Boyland, Philip and Harrington, Jason},
     title = {The entropy efficiency of point-push mapping classes on the punctured disk},
     journal = {Algebraic and Geometric Topology},
     pages = {2265--2296},
     year = {2011},
     volume = {11},
     number = {4},
     doi = {10.2140/agt.2011.11.2265},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2011.11.2265/}
}