共 50 条
- [41] Regulation of the Galitzin type of seismographs. COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES, 1942, 214 : 317 - 319
- [43] SOME PROPERTIES OF HEAVILY DAMPED ELECTROMAGNETIC SEISMOGRAPHS GEOPHYSICAL JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY, 1961, 4 : 389 - 404
- [44] MAGNITUDE CALCULATED BY SHORT-PERIOD SEISMOGRAPHS ANNALI DI GEOFISICA, 1973, 26 (04): : 693 - 703
- [45] FREE OSCILLATIONS OF EARTH OBSERVED ON PENDULUM SEISMOGRAPHS JOURNAL OF GEOPHYSICAL RESEARCH, 1962, 67 (09): : 3538 - +
- [46] Calibration of Helmer gauges - Applications to SVT 305 gauges VIDE-SCIENCE TECHNIQUE ET APPLICATIONS, 1997, 53 (285): : 367 - 373
- [47] SEISMOGRAPHS - SELECTED ESSAYS AND REVIEWS - WELCH,L ANTIGONISH REVIEW, 1989, (79): : 115 - 120