TY - JOUR T1 - On the Nature of Sandwiched Chromium Complexes in Exchanged alpha-Zirconium Phosphate JO - Materials Research A1 - RapĂ´so, Claudia Maria de Oliveira A1 - Eon, Jean Guillaume SN - 1516-1439 UL - 10.1590/S1516-14392002000400005 VL - 5 Y1 - 2002 PB - Brasil ER -