ET. AL., Piyush Singhal,. Extrapolation for Positioning and Navigation Focused Content - Based Recommendation Mathematical Framework. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 9, p. 752–756, 2021. Disponível em: https://www.turcomat.org/index.php/turkbilmat/article/view/3187. Acesso em: 14 dec. 2025.