HIPKINS, R.; COWIE, B. The sigmoid curve as a metaphor for growth and change. Teachers and Curriculum, [S. l.], v. 16, n. 2, 2016. DOI: 10.15663/tandc.v16i2.136. Disponível em: https://tandc.ac.nz/index.php/tandc/article/view/136. Acesso em: 29 apr. 2024.