TY - JOUR AU - N. Kaifu AU - D. Buhl AU - L. Snyder BT - The Astrophysical Journal DA - Jan-02-1975 DO - 10.1086/153333 PY - 1975 EP - 359 T2 - The Astrophysical Journal TI - Vibrationally excited SiO - A new type of maser source in the millimeter wavelength region UR - http://articles.adsabs.harvard.edu/full/1975ApJ...195..359K VL - 195 SN - 0004-637X ER -