An Approximate Solution of some Variational Problems Using Boubaker Polynomials. Baghdad Science Journal, Iraq, Baghdad, v. 15, n. 1, p. 0106, 2018. DOI: 10.21123/bsj.2018.15.1.0106. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2448.. Acesso em: 30 apr. 2024.