?url_ver=Z39.88-2004&rft_id=10.1088%2F1742-6596%2F1818%2F1%2F012091&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=M.&rft.aulast=Risha&rft.au=Risha%2C+M.&rft.issn=17426588&rft.title=Impact+of+Clay+mineral+type+on+sandstone+permeability+based+on+field+investigations%3A+Case+study+on+Labuan+island%2C+Malaysia&rft.date=2021&rft.genre=proceeding