Perturbation of the Hill operator by narrow potentials
1997 ◽
Vol 34
(5-6)
◽
pp. 627-632
Keyword(s):
2006 ◽
Vol 223
(2)
◽
pp. 229-260
◽
2017 ◽
Vol 16
(6)
◽
pp. 2227-2251
◽
1995 ◽
Vol 76
(4)
◽
pp. 2464-2468
◽
1986 ◽
Vol 20
(1)
◽
pp. 78-79
◽