?url_ver=Z39.88-2004&rft_id=10.1063%2F1.4965087&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=A.A.&rft.aulast=Ahmed&rft.au=Ahmed%2C+A.A.&rft.title=Influence+of+various+cation+valence%2C+salinity%2C+pH+and+temperature+on+bentonite+swelling+behaviour&rft.date=2016&rft.issn=0094243X&rft.isbn=9780735414327&rft.genre=proceeding