Hanash, R. F. .; Khalaf, S. Z. .; Abood, K. I. . Analyzing the Elements of X-Ray Emission Spectrum of C 1999 S4 (LINEAR) and 9p Tempel 1 Comets. Iraqi Journal of Science 2024, 65 (7), 4092-4101. https://doi.org/10.24996/ijs.2024.65.7.42.