@book{LyndonLyndon2010,
  author    = {Christopher Lyndon and Ada Lyndon},
  title     = {Enatthembo : an appraisal of linguistic and socio-linguistic factors},
  edition   = {Primeira edi{\c{c}}{\~a}o electr{\´o}nica},
  url       = {http://lidemo.net/2010/docs/nte_v000928.pdf},
  year      = {2010},
}