Global survey of star clusters in the Milky Way - III. 139 new open clusters at high Galactic latitudesS. Schmeja, N. V. Kharchenko, A. E. Piskunov, S. Röser, E. Schilbach, D. Froebrich and R.-D. ScholzA&A, 568 (2014) A51DOI: https://doi.org/10.1051/0004-6361/201322720