Imputation of reactive silica and available alumina in bauxites by self-organizing maps. - Cleyton de Carvalho Carneiro; Dayana Niazabeth Del Valle Silva Yanez; Carina Ulsen; Stephen J. Fraser; Juliana Livi Antoniassi; Simone P. A. Paz; Romulo Simoes Angelica; Henrique Kahn (WSOM, 2017)