B. Pinheiro, E. Souza, D. Vitório, and H. Albuquerque. "A Comparative Analysis of Machine Learning Named Entity Recognition Tools for the Brazilian and European Portuguese Language Variants", in Anais do XVIII Encontro Nacional de Inteligência Artificial e Computacional, Evento Online, 2021, pp. 244-255, doi: https://doi.org/10.5753/eniac.2021.18257.