On the Variational Method for the Existence of Solutions of Nonlinear Equations of Hammerstein Type
1973 ◽
Vol 40
(2)
◽
pp. 470
◽
1973 ◽
Vol 40
(2)
◽
pp. 470-470
◽
2012 ◽
Vol 20
(2)
◽
pp. 161-178
Keyword(s):
2012 ◽
Vol 17
(2)
◽
pp. 161-170
◽