?url_ver=Z39.88-2004&rft_id=10.7186%2Fbgsm72202118&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=N.S.&rft.au=Shahman%2C+N.S.&rft.aulast=Shahman&rft.atitle=Petrography+and+field+study+of+andesitic+ignimbrite+in+Temangan%2C+Kelantan&rft.pages=223-232&rft.volume=72&rft.issn=01266187&rft.date=2021&rft.title=Bulletin+of+the+Geological+Society+of+Malaysia&rft.genre=article