First stars of the ρ Ophiuchi dark cloud. XMM-Newton view of ρ Oph and its neighborsDOI: info:10.1051/0004-6361/201628284v. 592EDP SciencesA88
Pillitteri, Ignazio, Wolk, S. J., Chen, H. H., and Goodman, A. 2016. "First stars of the ρ Ophiuchi dark cloud. XMM-Newton view of ρ Oph and its neighbors." Astronomy and Astrophysics, 592 A88. https://doi.org/10.1051/0004-6361/201628284.