Influence of the π-bridge and heteroatom on fluorene-based donor-acceptor polymers: structure and optoelectronic properties - Pereira, Myllena Souza; Araújo, Luis Octávio de; Daros, Mikaela; Torres, Bruno Bassi Millan; Coutinho, Douglas José; Macedo, Andreia Gerniski; Faria, Roberto Mendonça; Rodrigues, Paula Cristina (Journal of Applied Polymer Science, 2023)