@article{10059, author = {D. Buhl and L. Snyder and F. Lovas and D. Johnson}, title = {Silicon Monoxide: Detection of Maser Emission from the Second Vibrationally Excited State}, year = {1974}, journal = {The Astrophysical Journal}, volume = {192}, pages = {L97}, month = {Jan-09-1974}, issn = {0004-637X}, url = {http://adsabs.harvard.edu/full/1974ApJ...192L..97B}, doi = {10.1086/181600}, }