TY - JOUR AU - Manisha Bihani AU - Pranjal P. Bora AU - Ghanashyam Bez AU - Hassan Askari TI - Amberlyst A21: A reusable solid catalyst for green synthesis of pyran annulated heterocycles at room temperature JO - Comptes Rendus. Chimie PY - 2013 SP - 419 EP - 426 VL - 16 IS - 5 PB - Elsevier DO - 10.1016/j.crci.2012.11.018 LA - en ID - CRCHIM_2013__16_5_419_0 ER -