Origin of hydrogen fluoride emission in the Orion Bar - An excellent tracer for CO-dark H2 gas cloudsÜ. Kavak, F. F. S. van der Tak, A. G. G. M. Tielens and R. F. ShipmanA&A, 631 (2019) A117DOI: https://doi.org/10.1051/0004-6361/201936127
