The diffuse molecular component in the nuclear bulge of the Milky Way D. Riquelme, L. Bronfman, R. Mauersberger, R. Finger, C. Henkel, T. L. Wilson and P. Cortés-Zuleta A&A, 610 (2018) A43 Published online: 26 February 2018 DOI: 10.1051/0004-6361/201730602