Hothem, L. D. (1991). Test and demonstration of three dual-frequency (L1/L2) GPS Satellite Survey Systems. Heredia, C.R.: BUNA.
Chicago Style CitationHothem, Larry D. Test and Demonstration of Three Dual-frequency (L1/L2) GPS Satellite Survey Systems. Heredia, C.R.: BUNA, 1991.
MLA CitationHothem, Larry D. Test and Demonstration of Three Dual-frequency (L1/L2) GPS Satellite Survey Systems. Heredia, C.R.: BUNA, 1991.
Warning: These citations may not always be 100% accurate.