H. I. Ewen

Application of Intermediate Frequency Interferometry to Transport Vehicle Control Systrms

G. G. Haroules, H. I. Ewen, 1975 .

The Harvard University 95-Inch Cyclotron. Design, Construction, and Preliminary Operating Instructions

W. G. Cross, Norman F. Ramsey, A. J. Pote, 1950 .

Observation of a Line in the Galactic Radio Spectrum

Edward M. Purcell, H. I. Ewen, E. Purcell, 1951 .