The Hyper-MUCHFUSS project: probing the Galactic halo with sdB starsA. Tillich, U. Heber, S. Geier, H. Hirsch, P. F. L. Maxted, B. T. Gänsicke, T. R. Marsh, R. Napiwotzki, R. H. Østensen and R.-D. ScholzA&A, 527 (2011) A137DOI: https://doi.org/10.1051/0004-6361/201015539
