000
00295nam a2200121 4500
008
160616s 000 0
245
_a
Spectral theory and differential operators
100
_a
Edmunds, D.E
100
_a
Evans, W.D
500
_a
B43 M71
942
_c
BK
_2
BK3098
080
_a
517.98 EDM
999
_c
3098
_d
3098