%0 Journal Article %A Ayati, Z., Biazar, J. %T Application of Exp-function method to the (2 + 1)-dimensional Calogero Bogoyavlanskii Schiff equation. %J Iranian Journal of Optimization %V 2 %N 2 %P 139-149 %D 2010 %R %U https://sanad.iau.ir/fa/Article/1018923