The Astropy Project: Building an Open-science Project and Status of the v2.0 Core Package<sup>*</sup>Adrian M. Price-Whelan, J. P. Dietrich, Geert Barentsen et al.|The Astronomical Journal|2018Cited by 7.3k
The R136 star cluster dissected with<i>Hubble Space Telescope</i>/STIS. I. Far-ultraviolet spectroscopic census and the origin of He ii λ1640 in young star clustersP. A. Crowther, J. S. Vink, N. Langer et al.|Monthly Notices of the Royal Astronomical Society|2016Cited by 237