@article{JEP_2017__4__661_0,
     author = {Cieliebak, Kai and Ekholm, Tobias and Latschev, Janko and Ng, Lenhard},
     title = {Knot contact homology, string topology, and~the cord algebra},
     journal = {Journal de l{\textquoteright}\'Ecole polytechnique {\textemdash} Math\'ematiques},
     pages = {661--780},
     publisher = {Ecole polytechnique},
     volume = {4},
     year = {2017},
     doi = {10.5802/jep.55},
     mrnumber = {3665612},
     zbl = {1380.53101},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/jep.55/}
}