@article{1368068,
      author = {Álvarez-Cónsul, Luis, and Burgos Gil, José I. and  Ebrahimi-Fard, Kurusch,},
      url = {http://library.usi.edu/record/1368068},
      title = {Feynman amplitudes, periods, and motives : International  Research Conference on Periods and Motives : a modern  perspective on renormalization : July 2-6, 2012, Institute  de Ciencias Matemáticas, Madrid, Spain /. International  Research Workshop on Periods and Motives - A Modern  Perspective on Renormalization},
      recid = {1368068},
      pages = {1 online resource (302 pages) :},
}