TY - JOUR AU - T. Ayres AU - L. Testerman BT - Solar Physics N1 - JILA Pub. 1743 PY - 1978 SP - 19 EP - 29 T2 - Solar Physics TI - The center-to-limb behavior of Ca I lambda 6573 and Ca II lambda 7324 UR - http://articles.adsabs.harvard.edu/full/1978SoPh...60...19. VL - 60 ER -