%0 Journal Article %T Synthesis, Characterization and Application of Cobalt Hydrogensulfate as a New Heterogeneous, Reusable and Efficient Catalyst in Onepot Synthesis of 14–aryl–14H–dibenzo[a,j]xanthenes and 1,8–dioxooctahydroxanthes %A Eshghi, Hossein %A Rahimizadeh, Mohammad %A Eftekhar, Melika %A Bakavoli, Mehdi %J Kinetics and Catalysis %@ 0023-1584 %D 2014