CHEN, Z.; RODRIGO, R.; PARSA, V.; SAMARABANDU, J. Using ultrasonic and vision sensors within extended kalman filter for robot navigation. Canadian Acoustics, [S. l.], v. 33, n. 3, p. 28–29, 2005. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1729. Acesso em: 26 oct. 2021.