HETTHÉSSY, J.; KEVICZKY, L. MINIMUM VARIANCE CONTROL A REVIEW AND OUTLOOK. Periodica Polytechnica Electrical Engineering, [S. l.], v. 21, n. 1, p. 31–45, 1977. Disponível em: https://pp.bme.hu/ee/article/view/4874. Acesso em: 27 dec. 2024.