Boundary value problems associated with e[u]=0
2002 ◽
Vol 132
(01)
◽
pp. 121
1988 ◽
Vol 8
(3)
◽
pp. 239-248
◽
1981 ◽
Vol 1
(1)
◽
pp. 13-30
◽
1984 ◽
Vol 4
(4)
◽
pp. 471-479
◽
Keyword(s):
Keyword(s):