Pure Appl. Chem., 1965, Vol. 11, No. 3-4, pp. 311-324
http://dx.doi.org/10.1351/pac196511030311
Molecular spectroscopy with optical masers
First page:
Pure Appl. Chem., 1965, Vol. 11, No. 3-4, pp. 311-324
http://dx.doi.org/10.1351/pac196511030311