TY - JOUR AU - Dezhanga, Reza AU - Mokhtary, Masoud TI - Application of PVPP-OXA as an efficient catalyst for the synthesis of mono and bulky 1,8-dioxooctahydroxanthenes JO - Journal of Applied Chemical Research VL - 13 IS - 4 SP - 18 EP - 27 PY - 2019 DO - ER -