Graphene for Flexible Photovoltaic Devices. Journal of Solar Energy Research Updates, [S. l.], v. 6, p.  15–24, 2019. DOI: 10.31875/2410-2199.2019.06.2. Disponível em: https://zealpress.com/index.php/jseru/article/view/27. Acesso em: 1 oct. 2025.