Etiqueta de registo: 00000nx a22000253 45
001 1666730
100 ## $a20161228apory0103 ba0
152 ## $aRPC
200 #1 $aTheis,$bChristian
801 #0 $aPT$bBN
810 ## $aPositioning systems for underground tunnel environments
830 ## $aProfessor universitário
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