geometric optics and WKB method for electromagnetic wave propagation in an inhomogeneous plasma near cutoff
2010 ◽
Vol 38
(11)
◽
pp. 3109-3115
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2004 ◽
Vol 174
(2)
◽
pp. 177
◽
2021 ◽
Vol 1885
(5)
◽
pp. 052069