共 50 条
- [6] MULTIPLE-BANDPASS AND NARROW-BANDPASS SURFACE-WAVE FILTERS IEEE TRANSACTIONS ON SONICS AND ULTRASONICS, 1974, SU21 (01): : 84 - 84
- [7] LOW-TEMPERATURE NARROW-BANDPASS INTERFERENCE FILTERS INFRARED PHYSICS, 1978, 18 (5-6): : 621 - 625
- [8] TRANSFORMED-VARIABLE SYNTHESIS OF NARROW-BANDPASS FILTERS IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS, 1979, 26 (06): : 389 - 394
- [9] A DIRECT-CALIBRATING TYPE NIGHT AIRGLOW PHOTOMETER ANNALES DE GEOPHYSIQUE, 1969, 25 (03): : 747 - &