@mastersthesis{MS-Thesis_2007_Padilla,
  address = {Cambridge, MA, USA},
  author = {Padilla, Eduardo A.},
  school = {Massachusetts Institute of Technology},
  title = {{Characterization of Fissile Material Using Low Energy Neutron Interrogation}},
  url = {http://hdl.handle.net/1721.1/41299},
  year = {2007}
}