Etiqueta de registo: 00000nx a22000253 45
001 1788222
003 http://id.bnportugal.gov.pt/aut/catbnp/1788222
100 ## $a20200814apory0103 ba0
152 ## $aRPC
200 #1 $aMu,$bYinping
801 #0 $aPT$bBN
810 ## $aThe key factors that influence the purchasing cost
830 ## $aProfessor, Univ. of Electronic Science and Technology of China. Orientador de teses
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