%0 Journal Article %T Role of smectite-rich shales in frequent foundation failures in southeast Nigeria %A Chinero Nneka Ayogu %A Gabriel Auodugu Gbakurun %A Nnadozie Onyekachi Ayogu %A Raphael Iweanya Maduka %J - %D 2016 %U https://www.ias.ac.in/describe/article/jess/125/06/1215-1233