Becker, W. (1960). Tables of ordinary and extraordinary refractive indices, group refractive indices and h'o,x (f)-curves for standard ionospheric layer models.
Chicago Style (17th ed.) CitationBecker, Walter. Tables of Ordinary and Extraordinary Refractive Indices, Group Refractive Indices and H'o,x (f)-curves for Standard Ionospheric Layer Models. 1960.
MLA (9th ed.) CitationBecker, Walter. Tables of Ordinary and Extraordinary Refractive Indices, Group Refractive Indices and H'o,x (f)-curves for Standard Ionospheric Layer Models. 1960.
Warning: These citations may not always be 100% accurate.