共 50 条
- [21] EFFECT OF SPORADIC-E ON NOCTURNAL PROPAGATION OF ELF RADIO-WAVES JOURNAL OF ATMOSPHERIC AND TERRESTRIAL PHYSICS, 1977, 39 (11-1): : 1379 - 1387
- [23] REDUCTION OF COMPARISON ERRORS OF CHRONOMETER SCALES BY METEORIC PROPAGATION OF RADIO-WAVES MEASUREMENT TECHNIQUES USSR, 1981, 24 (07): : 570 - 575
- [24] INVESTIGATION OF IONOSPHERE INFLUENCE ON LONG RADIO-WAVES PROPAGATION BY MODULATION METHOD GEOMAGNETIZM I AERONOMIYA, 1977, 17 (02): : 355 - 357
- [25] GEOPHYSICAL CONDITIONS FOR LONG-RANGE PROPAGATION OF HF RADIO-WAVES GEOMAGNETIZM I AERONOMIYA, 1988, 28 (01): : 154 - 157
- [28] PROBING CONCRETE WITH RADIO-WAVES JOURNAL OF THE GEOTECHNICAL ENGINEERING DIVISION-ASCE, 1980, 106 (07): : 759 - 766