?url_ver=Z39.88-2004&rft_id=10.1088%2F1755-1315%2F140%2F1%2F012117&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Ahmad&rft.au=Ahmad%2C+N.R.&rft.aufirst=N.R.&rft.issn=17551307&rft.title=Preliminary+view+of+geotechnical+properties+of+soft+rocks+of+Semanggol+formation+at+Pokok+Sena%2C+Kedah&rft.date=2018&rft.genre=proceeding