Molecule formation in dust-poor irradiated jets - I. Stationary disk winds B. Tabone, B. Godard, G. Pineau des Forêts, S. Cabrit and E. F. van Dishoeck A&A, 636 (2020) A60 Published online: 17 April 2020 DOI: 10.1051/0004-6361/201937383