TY - CPAPER AU - A. Veale AU - A. Brown CY - Seattle, WA N1 - JILA Pub. 4275 PB - San Francisco, CA, Astronomical Society of the Pacific PP - Seattle, WA PY - 1989 TI - Long-term variability and possible stellar cycles in hybrid-chromosphere stars UR - http://adsabs.harvard.edu/full/1990ASPC....9..145V ER -