Nonlinear Klein–Gordon and Schrödinger Systems: Theory and Applications
2017 ◽
Vol 49
(5)
◽
pp. 4206-4231
◽
2018 ◽
Vol 48
◽
pp. 63-80
2008 ◽
Vol 360
(09)
◽
pp. 4619-4638
◽
2021 ◽