%0 Journal Article %A Ali Amoozadeh %A Elham Tabrizian %A Salman Rahmani %T Nano titania-supported sulfonic acid catalyzed synthesis of α,α′-bis(substituted-benzylidene)cycloalkanones and of their xanthene derivatives under solvent-free conditions %J Comptes Rendus. Chimie %D 2015 %P 848-857 %V 18 %N 8 %I Elsevier %R 10.1016/j.crci.2014.11.003 %G en %F CRCHIM_2015__18_8_848_0