Bismuth-doped mno2, as bi-functional cathode catalysts for rechargeable alkaline metal-air batteries - Vilas Boas, Naiza; Assumpção, Mônica Helena Marcon Teixeira; Santos, Mauro Coelho dos; Machado, Sergio Antonio Spinola; Calegaro, Marcelo Luiz (Brazilian MRS Meeting, 2014)