The Maser—New Type of Microwave Amplifier, Frequency Standard, and Spectrometer by James Power Gordon and others (source code)

= The Maser—New Type of Microwave Amplifier, Frequency Standard, and Spectrometer by James Power Gordon and others
{c}
{tag=Work by James Power Gordon}
{tag=Work by Herbert Jack Zeiger}
{tag=Work by Charles Hard Townes}
{title2=1955}

Physical Review 99, 1264–1274. Journal article.

https://journals.aps.org/pr/pdf/10.1103/PhysRev.99.1264