%0 Journal Article %T Experimental study on the stability of riprap at bridge piers in a 180 degree flume bend %A E. Nohani %A M. Sh. Bejestan %A A. Masjedi %A H. A. Kashkuli %J Contemporary Engineering Sciences %D 2012 %I %U http://www.m-hikari.com/ces/ces2012/ces5-8-2012/nohaniCES5-8-2012.pdf