Figueiredo MP, Constantino VRL. K4Nb6O17 layered hexaniobate: revisiting the proton-exchanged reaction. Eclet. Quim. [Internet]. 2022 Aug. 17 [cited 2024 Nov. 14];47(2SI):30-6. Available from: https://revista.iq.unesp.br/index.php/ecletica/article/view/1286