TY - JOUR AU - K. Schatten AU - Nathan Miller AU - S. Sofia AU - Ludwig Oster BT - Geophysical Research Letters DA - Jan-01-1982 DO - 10.1029/GL009i001p00049 PY - 1982 SP - 49 EP - 51 T2 - Geophysical Research Letters TI - Solar irradiance modulation by active regions from 1969 through 1980 VL - 9 ER -