J. Sena, E. Barbosa, A. Santos, and J. Reis.
" Estimating the Difficulty of Programming Problems in Brazilian Portuguese with Few Examples: An Evaluation of BERTimbau Embeddings", in <em>Anais do XXXVI Simpósio Brasileiro de Informática na Educação</em>, Curitiba/PR, 2025, pp. 290-303, doi: <a href="https://doi.org/10.5753/sbie.2025.12253">https://doi.org/10.5753/sbie.2025.12253</a>.