?url_ver=Z39.88-2004&rft_id=10.22146%2Fijc.48010&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Bakar&rft.au=Bakar%2C+W.Z.W.&rft.aufirst=W.Z.W.&rft.date=2020&rft.title=Indonesian+Journal+of+Chemistry&rft.atitle=An+investigation+on+the+effect+of+solvent+and+heat+to+clay+minerals+in+shaly+sandstone&rft.pages=1230-1239&rft.volume=20&rft.issn=14119420&rft.issue=6&rft.genre=article