TY - JOUR AU - F. Walter AU - S. Bowyer AU - Jeffrey Linsky AU - G. Garmire BT - The Astrophysical Journal DA - Jan-03-1980 DO - 10.1086/183214 PY - 1980 EP - L137 T2 - The Astrophysical Journal TI - HEAO 1 observations of active coronae in main-sequence and subgiant stars UR - http://articles.adsabs.harvard.edu/full/1980ApJ...236L.137W VL - 236 SN - 0004-637X ER -