Three-dimensional orbits of the triple-O stellar system HD 150136 H. Sana, J.-B. Le Bouquin, L. Mahy, O. Absil, M. De Becker and E. Gosset A&A, 553 (2013) A131 Published online: 24 May 2013 DOI: 10.1051/0004-6361/201321189