@phdthesis{PhD-Thesis_1999_Silva,
  address = {Rio de Janeiro, Brazil},
  author = {Silva, Ademir Xavier},
  month = {August},
  school = {Instituto de Engenharia Nuclear},
  title = {{Use of a Thermal Neutron Beam for the Detection of Narcotics and Explosives by Tomography for Application in National Public Security}},
  url = {http://carpedien.ien.gov.br/handle/ien/2030},
  year = {1999}
}