1
by Wallis, T. Mitch, Kaboš, P.
Published 2017
Cambridge University Press
Subjects: ...Radio frequency / Measurement...

2
by Divjak, Dagmar
Published 2019
Cambridge University Press
Subjects: ...Frequency (Linguistics)...

3
by Quinn, Barry G., Hannan, E. J.
Published 2001
Cambridge University Press
Subjects: ...Radio frequency...