List of Articles Heteropolyacids Open Access Article Abstract Page Full-Text 1 - Electrochemical Study of Encapsulated Heteropolyacids in Acidic Mordenite Zeolite M. Arvand A. Islamnezhad M.A. Zanjanchi Open Access Article Abstract Page Full-Text 2 - H6P2W18O62: A Green and Reusable Catalyst for the One-pot Three-Component Synthesis of Spirooxindoles in Water Zahra Lasemi Ebrahim Mehrasbi