Hydrogen in diffuse molecular clouds in the Milky Way - Atomic column densities and molecular fraction along prominent lines of sightB. Winkel, H. Wiesemeyer, K. M. Menten, M. Sato, A. Brunthaler, F. Wyrowski, D. Neufeld, M. Gerin and N. IndrioloA&A, 600 (2017) A2DOI: https://doi.org/10.1051/0004-6361/201628597