@article{JEMS_2003_5_3_a0,
     author = {Alexander Nabutovsky and Regina Rotman},
     title = {Upper bounds on the length of a shortest closed geodesic and quantitative {Hurewicz} theorem},
     journal = {Journal of the European Mathematical Society},
     pages = {203--244},
     publisher = {mathdoc},
     volume = {5},
     number = {3},
     year = {2003},
     doi = {10.1007/s10097-003-0051-7},
     url = {http://geodesic.mathdoc.fr/articles/10.1007/s10097-003-0051-7/}
}