| Year | 2006 | 
|---|---|
| Authors | Ching-Fa Yao | 
| Paper Title | Heterogeneous Catalyst: Amberlyst-15 Catalyzed the Synthesis of 14-Substituted-14H-dibenzo[a, j]xanthenes under Solvent-free Condition | 
| Journal Title | Tetrahedron Lett. | 
| Vol.No | 47 | 
| Date of Publication | 2006-12-01 | 
            