Comparative Analysis of State-of-the-Art Q&A Models: BERT, RoBERTa, DistilBERT, and ALBERT on SQuAD v2 Dataset. Chaos and Fractals, [S. l.], v. 1, n. 1, p. 19–30, 2024. DOI: 10.69882/adba.chf.2024073. Disponível em: https://journals.adbascientific.com/chf/article/view/17.. Acesso em: 19 sep. 2024.