Copies of the following can be found in the control room at the both the Perkins and the Hall telescopes:

UBVRI:

• Landolt, A. U. 1992 "UBVRI Photometric Standard Stars in the Magnitude Range 11.5-16.0 Around the Celestrial Equator", AJ, 104, 340.

  Note: Brian Skiff has measured more accurate coordinates for all of the Landolt standards (including the brighter ones included in his earlier papers); this can be retreived from: ftp://ftp.lowell.edu/pub/bas/starcats/landolt.all

Spectrophotometric Standards:

• Massey, P., Strobel, K., Barnes, J. V., and Anderson, E. 1998 "The Kitt Peak Spectrophotometric Standards", ApJ, 328, 315
• Massey, P., and Gronwall, C. 1990 "The Kitt Peak Spectrophotometric Standards: Extension to 1 micron", ApJ, 358, 344.