Crespo López-Urrutia, J. R. Division Prof. Dr. Thomas Pfeifer, MPI for Nuclear Physics, Max Planck Society;
http://iopscience.iop.org/article/10.3847/0004-637X/817/1/67/meta (Publisher version)
Beiersdorfer, P., Crespo López-Urrutia, J. R., & Träbert, E. (2016). Measurement of the radiative decay rate and energy of the metastable (2s2 2p5½ 3s½)j=0 level in FeXVII. The Astrophysical Journal, 817(1): 67. doi:10.3847/0004-637X/817/1/67.