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title = {{Trigonometric parallaxes of star-forming regions in the Sagittarius spiral arm}},  journal = {Astronomy {\&} Astrophysics},  }  @article{Sato_2014,  doi = {10.1088/0004-637x/793/2/72},  url = {http://dx.doi.org/10.1088/0004-637x/793/2/72},  year = {2014},  month = {sep},  publisher = {{IOP} Publishing},  volume = {793},  number = {2},  pages = {72},  author = {M. Sato and Y. W. Wu and K. Immer and B. Zhang and A. Sanna and M. J. Reid and T. M. Dame and A. Brunthaler and K. M. Menten},  title = {{{TRIGONOMETRIC} {PARALLAXES} {OF} {STAR} {FORMING} {REGIONS} {IN} {THE} {SCUTUM} {SPIRAL} {ARM}}},  journal = {{ApJ}},  }