Absolute proper motions for the calibration of the HIPPARCOS proper motion system
(1997)
Journal Article
Geffert, M., Klemola, A., Hiesgen, M., & Schmoll, J. (1997). Absolute proper motions for the calibration of the HIPPARCOS proper motion system. Astronomy and astrophysics. Supplement series, 124, 157-161. https://doi.org/10.1051/aas%3A1997186