Hydrogen Ly-α and Ly-β full Sun line profiles observed with SUMER/SOHO (1996–2009)P. Lemaire, J.-C. Vial, W. Curdt, U. Schühle and K. WilhelmA&A, 581 (2015) A26DOI: https://doi.org/10.1051/0004-6361/201526059
