Pairs of nontrivial smooth solutions for nonlinear Neumann problems
2020 ◽
Vol 103
◽
pp. 106171
◽
Keyword(s):
1991 ◽
Vol 89
(2)
◽
pp. 127-143
◽
1999 ◽
Vol 31
(1)
◽
pp. 119-133
◽
2011 ◽
Vol 42
(3-4)
◽
pp. 323-354
◽
2007 ◽
Vol 237
(1)
◽
pp. 27-60
◽
2016 ◽
Vol 367
(1-2)
◽
pp. 881-928
◽