CHEREMNIKH, E. V. A remark about calculation of the jump of the resolvent in Friedrichs’ model. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 1, n. 4(55), p. 37–40, 2012. DOI: 10.15587/1729-4061.2012.3317. Disponível em: https://journals.uran.ua/eejet/article/view/3317. Acesso em: 6 may. 2024.