@article{CRCHIM_2013__16_5_419_0,
     author = {Manisha Bihani and Pranjal P. Bora and Ghanashyam Bez and Hassan Askari},
     title = {Amberlyst {A21:} {A} reusable solid catalyst for green synthesis of pyran annulated heterocycles at room temperature},
     journal = {Comptes Rendus. Chimie},
     pages = {419--426},
     publisher = {Elsevier},
     volume = {16},
     number = {5},
     year = {2013},
     doi = {10.1016/j.crci.2012.11.018},
     language = {en},
}