1.
Hassi S, Derkach VA, de Snoo H, Malamud MM. Generalized resolvents of symmetric operators and admissibility. MFAT [Internet]. 2000 Sep. 25 [cited 2026 Feb. 4];6(3):24-55. Available from: https://zen.imath.kiev.ua/index.php/mfat/article/view/124