HOSHMAND, Hedayatullah; SINGH KANG, Sandeep. Null function classification using NFR matrix and decision tree. International Journal of Engineering and Technology, [S. l.], v. 7, n. 3, p. 1087–1090, 2018. DOI: 10.14419/ijet.v7i3.12495. Disponível em: https://sciencepubco.com/index.php/IJET/article/view/12495.. Acesso em: 9 apr. 2025.