Tuning NiCo2O4 bifunctionality with nitrogen-doped graphene nanoribbons in oxygen electrocatalysis for zinc-air battery application - Bezerra, Leticia S; Mooste, Marek; Fortunato, Guilherme V.; Cardoso, Eduardo S. F; Lanza, Marcos Roberto de Vasconcelos; Tammeveski, Kaido; Maia, Gilberto (Journal of Electroanalytical Chemistry, 2023)