@article{1369964,
      author = {Agrachev, A., and Barilari, D., and Rizzi, L.,},
      url = {http://library.usi.edu/record/1369964},
      title = {Curvature : a variational approach /},
      recid = {1369964},
      pages = {1 online resource (v, 142 pages).},
}