WU, Xiaotian; SUN, Zegang. An Improved Perturbation Observation Method with Variable. Academic Journal of Science and Technology, [S. l.], v. 6, n. 1, p. 156–161, 2023. DOI: 10.54097/ajst.v6i1.9087. Disponível em: https://drpress.org/ojs/index.php/ajst/article/view/9087. Acesso em: 5 oct. 2024.