1.
Mogilevskii VI. Spectral and pseudospectral functions of Hamiltonian systems: development of the results by Arov-Dym and Sakhnovich. MFAT [Internet]. 2015 Dec. 25 [cited 2025 Dec. 16];21(4):370-402. Available from: https://zen.imath.kiev.ua/index.php/mfat/article/view/624