Browsing by Subject "H ii regions — ISM: molecules — stars: formation — stars: pre–main-sequence"
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(The American Astronomical Society, 2004-02-20)We have observed the massive star-forming region IRAS 18507+0121 at millimeter wavelengths in 3 mm continuum emission, H13CO+ ( J ¼ 1 0) and SiO (v ¼ 0, J ¼ 2 1) line emission, and at near-infrared (NIR) wavelengths ...