@InProceedings{Suarez:v cong,
      AUTHOR = {Su{\~A}¡rez, A.M. and Olivares, R. and Grote, W.},
      TITLE = {Extensi{\~A}³n de una l{\~A}­nea telef{\~A}³nica de abonado},
      YEAR = {1983},
      ADDRESS = {Vi{\~A}±a del Mar, Chile},
      PUBLISHER = {5{\^A}º Congreso chileno de ingenier{\~A}­a el{\~A}©ctrica},
      NOTE = {CN}
}