Menten, K. Max Planck Institute for Radio Astronomy, Max Planck Society;
Messineo, M., Habing, H., Sjouwerman, L., Omont, A., & Menten, K. (2018). 86 GHz SiO maser survey of late-type stars in the Inner Galaxy. IV. SiO emission and infrared data for sources in the Scutum and Sagittarius-Carina arms, 20 degree < l < 50 degree. Astronomy and Astrophysics, 619: A35, pp. A35. doi:10.1051/0004-6361/201730717.