CASTRO, Luis P.; KAPANADZE, David. Diffraction by a union of strips with impedance conditions in Besov and Bessel potential spaces. Mathematical Modelling and Analysis, [S. l.], v. 13, n. 2, p. 183–194, 2008. DOI: 10.3846/1392-6292.2008.13.183-194. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/7001. Acesso em: 17 may. 2025.