Open star clusters in the Milky Way: comparison of photometric and trigonometric distance scales based on Gaia TGAS data - Kovaleva, Dana A.; Piskunov, Anatoly E.; Kharchenko, Nina V.; Röser, Siegfried; Schilbach, Elena; Reffert, Sabine; Yen, Steffi Xiang-Ting (Arxiv, 2017)
Gesehen am 26.03.2018