共 50 条
- [21] RELIABILITY OF SEISMOGRAPHS OPERATING IN TRIGGERING REGIME IZVESTIYA AKADEMII NAUK SSSR FIZIKA ZEMLI, 1977, (03): : 117 - 121
- [24] PROGRESS REPORT ON LONG PERIOD SEISMOGRAPHS GEOPHYSICAL JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY, 1958, 1 (03): : 208 - 215
- [25] The application of the Cardan suspension to seismographs. COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES, 1911, 153 : 743 - 744
- [26] IMPROVED LONG-PERIOD SEISMOGRAPHS TRANSACTIONS-AMERICAN GEOPHYSICAL UNION, 1969, 50 (04): : 234 - &
- [27] SEISMOGRAPHS OF HIGH MAGNIFICATION AT LONG PERIODS JOURNAL OF GEOPHYSICAL RESEARCH, 1959, 64 (08): : 1126 - 1126