BRAZ JUNIOR, Osmar Oliveira; FILETO, Renato. Investigating coherence in posts from a question forum in a virtual learning environment with BERT. In: BRAZILIAN SYMPOSIUM ON COMPUTERS IN EDUCATION (SBIE), 32. , 2021, Online. Anais [...]. Porto Alegre: Sociedade Brasileira de Computação, 2021 . p. 749-759. DOI: https://doi.org/10.5753/sbie.2021.217397.