The preparation of benzyl esters using stoichiometric niobium (V) chloride versus niobium grafted SiO2 catalyst: A comparison study - Barbosa, Sandro L.; Lima, Camila D.; Almeida, Melina A. R.; Mourão, Larissa S.; Ottone, Myrlene; Nelson, David L.; Klein, Stanlei I.; Zanatta, Lucas D.; Clososki, Giuliano Cesar; Caires, Franco J.; Nassar, Eduardo J.; Hurtado, Gabriela R. (Heliyon, 2018)