APA:Anton A Lunyov, Mark M Malamud. (Volume-313, Issue- -(Year-2022)). Stability of spectral characteristics of boundary value problems for 2× 2 Dirac type systems. Applications to the damped string. Retrieved from https://www.sciencedirect.com/science/article/pii/S0022039621008056
Chicago:Anton A Lunyov, Mark M Malamud. "Stability of spectral characteristics of boundary value problems for 2× 2 Dirac type systems. Applications to the damped string" Example, Volume-313-issue--Year-2022-1090-2732. https://www.sciencedirect.com/science/article/pii/S0022039621008056.
