A. R. Bikmetov, D. I. Borisov. O diskretnom spektre operatora Shredingera s uzkoi potentsialnoi yamoi // Teoreticheskaya i matematicheskaya fizika. 2005. T. 145. # 3. C. 373–385.
A. R. Bikmetov. Asimptotiki sobstvennykh elementov kraevykh zadach operatora Shredingera s bolshim potentsialom, lokalizovannym na malom mnozhestve // Zhurnal vychislitelnoi matematiki i matematicheskoi fiziki. 2006. # 4. S. 666–681.
A. R. Bikmetov, I. Kh. Khusnullin, “Perturbation of Hill operator by narrow potentials”, Izv. Vyssh. Uchebn. Zaved. Mat., 2017, no. 7, 3–13; Russian Math. (Iz. VUZ), 61:7 (2017), 1–10
2015
2.
A. R. Bikmetov, V. F. Vil'danova, I. Kh. Khusnullin, “On perturbation of a Schrödinger operator on axis by narrow potentials”, Ufimsk. Mat. Zh., 7:4 (2015), 25–33; Ufa Math. J., 7:4 (2015), 24–31
A. R. Bikmetov, R. R. Gadyl'shin, “Perturbation of an elliptic operator by a narrow potential in an $n$-dimensional domain”, Ufimsk. Mat. Zh., 4:2 (2012), 28–64
A. R. Bikmetov, R. R. Gadyl'shin, “On the spectrum of the Schrödinger operator with large potential concentrated on a small set”, Mat. Zametki, 79:5 (2006), 787–790; Math. Notes, 79:5 (2006), 729–733
A. R. Bikmetov, “Asymptotics of eigenelements of boundary value problems for the Schrödinger operator with a large potential localized on a small set”, Zh. Vychisl. Mat. Mat. Fiz., 46:4 (2006), 667–682; Comput. Math. Math. Phys., 46:4 (2006), 636–650
A. R. Bikmetov, D. I. Borisov, “Discrete Spectrum of the Schrodinger Operator Perturbed by a Narrowly Supported Potential”, TMF, 145:3 (2005), 372–384; Theoret. and Math. Phys., 145:3 (2005), 1691–1702