@article{GT_2014_18_4_a2,
     author = {Cantarella, Jason and Fu, Joseph H G and Kusner, Robert B and Sullivan, John M},
     title = {Ropelength criticality},
     journal = {Geometry & topology},
     pages = {2595--2665},
     publisher = {mathdoc},
     volume = {18},
     number = {4},
     year = {2014},
     doi = {10.2140/gt.2014.18.1973},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2014.18.1973/}
}