An Ensemble Kalman Filter Approach Based on Level Set Parameterization for Acoustic Source Identification Using Multiple Frequency Information. Communications in Mathematical Research, [S. l.], v. 36, n. 2, p. 211–228, 2022. DOI: 10.4208/cmr.2020-0011. Disponível em: https://global-sci.com/index.php/cmr/article/view/9030. Acesso em: 5 dec. 2025.