TY - JOUR AU - A. Cook BT - Nature DA - Jul-05-1966 DO - 10.1038/210611b0 PY - 1966 SP - 611 EP - 612 T2 - Nature TI - Suggested Mechanism for the Anomalous Excitation of OH Microwave Emissions from H-II Regions UR - http://www.nature.com/doifinder/10.1038/210611b0 VL - 210 SN - 0028-0836 ER -