@article{1364644,
      author = {Paycha, Sylvie, and Uribe, B.},
      url = {http://library.usi.edu/record/1364644},
      title = {Geometric and topological methods for quantum field theory  : Summer School on Geometric and Topological Methods for  Quantum Field Theory, July 11-29, 2005, Villa de Leyva,  Colombia /. Summer School Geometric and Topological Methods  for Quantum Field Theory},
      recid = {1364644},
      pages = {1 online resource (272 pages) :},
}