?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Frepository.uhamka.ac.id%2Fid%2Feprint%2F23582%2F&rft.title=Q2&rft.creator=Heriyani%2C+Oktarina&rft.subject=ZA4450+Databases&rft.publisher=perpustakaan+UHAMKA&rft.type=Other&rft.type=NonPeerReviewed&rft.format=text&rft.language=en&rft.identifier=http%3A%2F%2Frepository.uhamka.ac.id%2Fid%2Feprint%2F23582%2F1%2FOktarina%2520Heriyani%2520-%2520Perforated%2520concave%2520rectangular%2520winglet%2520pair%2520vortex%2520generators%2520enhance%2520the%2520heat%2520transfer%2520of%2520air%2520flowing%2520through%2520heated%2520tubes%2520inside%2520a%2520channel.pdf&rft.identifier=++Heriyani%2C+Oktarina+++Q2.++perpustakaan+UHAMKA.++++(Unpublished)++