Parallaxes for W49N and G048.60+0.02: Distant Star Forming Regions in the Perseus Spiral ArmDOI: info:10.1088/0004-637X/775/1/79v. 77579
Zhang, B., Reid, M. J., Menten, K. M., Zheng, X. W., Brunthaler, A., Dame, T. M., and Xu, Y. 2013. "Parallaxes for W49N and G048.60+0.02: Distant Star Forming Regions in the Perseus Spiral Arm." The Astrophysical Journal, 775 79. https://doi.org/10.1088/0004-637X/775/1/79.