TY - JOUR AU - T. Ayres AU - Jeffrey Linsky AU - R. Shine BT - Bulletin of the American Astronomical Society PY - 1975 SE - 359 T2 - Bulletin of the American Astronomical Society TI - Stellar Upper Photosphere Models Based on the Ca II K-wing. II. The Coherent Scattering Approximation VL - 7 ER -