OKANLAWON, Ayoade Ejiwale. The Modified GRASS Model: An Alternate Path to Solve Complex Stoichiometric Problems. Journal of Turkish Science Education, [S. l.], v. 5, n. 2, p. 12–26, 2008. Disponível em: https://tused.org/index.php/tused/article/view/59.. Acesso em: 18 may. 2024.