Failed filament eruption inside a coronal mass ejection in active region 11121D. Kuridze, M. Mathioudakis, A. F Kowalski, P. H. Keys, D. B. Jess, K. S. Balasubramaniam and F. P. KeenanA&A, 552 (2013) A55DOI: https://doi.org/10.1051/0004-6361/201220055