Hackman, M. C., Bilham, R. G., & Wu, X. (1989). 1986 Iceland GPS measurements: A comparison of solutions obtained using MAGNET, Geomark, and Bernese 2.0 software. Surveying & Mapping, 49, 45.
Chicago Style (17th ed.) CitationHackman, M. Christine, Roger G. Bilham, and Xiao-ping Wu. "1986 Iceland GPS Measurements: A Comparison of Solutions Obtained Using MAGNET, Geomark, and Bernese 2.0 Software." Surveying & Mapping 49 (1989): 45.
MLA (9th ed.) CitationHackman, M. Christine, et al. "1986 Iceland GPS Measurements: A Comparison of Solutions Obtained Using MAGNET, Geomark, and Bernese 2.0 Software." Surveying & Mapping, vol. 49, 1989, p. 45.
Warning: These citations may not always be 100% accurate.