%0 Journal Article %T The magnetic nanostructured natural hydroxyapatite (HAP/Fe3O4 NPs): an efficient, green and recyclable nanocatalyst for the synthesis of biscoumarin derivatives under solvent-free conditions %A Akhlaghinia, Batool %A Sanati, Parvin %A Mohammadinezhad, Arezoo %A Zareie, Zeynab %J Research on Chemical Intermediates %@ 0922-6168 %D 2019