Please reference one or more of the following in papers using HIRES data:

Primary reference:
HIRES: the high resolution echelle spectrometer on the Keck 10-m telescope,
Vogt, S.S. et al., 1994, Proc. SPIE, 2198, 362

A summary of early results:
An Overview of Science Results from HIRES: the First 6 Years.
Vogt, S.S., 2002, ASPC, 270, 5

Information about flux calibration and the rotator:
Relative Flux Calibration of Keck HIRES Echelle Spectra.
Suzuki, N., et al., 2003, PASP, 115, 1050

Information about the HIRES exposure meter:
A comparison of exposure meter systems for three exo-planet hunting spectrometers: Hamilton, HIRES, and APF.
Kibrick, R.I., et al., 2006, Proc. SPIE, 6274, 58