J. Quino <em>et al.</em>" Transformer-Based Sleep Staging Using Continuous Photoplethysmography Signals", in <em>Anais do XXVI Simpósio Brasileiro de Computação Aplicada à Saúde</em>, Ouro Preto/MG, 2026, pp. 834-845, doi: <a href="https://doi.org/10.5753/sbcas.2026.21548">https://doi.org/10.5753/sbcas.2026.21548</a>.