@article{10_2140_agt_2011_11_2167,
     author = {Ishihara, Kai},
     title = {An algorithm for finding parameters of tunnels},
     journal = {Algebraic and Geometric Topology},
     pages = {2167--2190},
     year = {2011},
     volume = {11},
     number = {4},
     doi = {10.2140/agt.2011.11.2167},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2011.11.2167/}
}