@article{articlebeade2bf,
title   = {Menezesite, the first natural heteropolyniobate, from Cajati, São Paulo, Brazil: description and crystal structure},
author = {Atencio, Daniel and Coutinho, José Moacyr Vianna and Doriguetto, Antonio C. and Mascarenhas, Yvonne Primerano and Ellena, Javier and Ferrari, Viviane C.},
year = {2008},
doi = {10.2138/am.2008.2536},
journal   = {American Mineralogist}
}