1. Aki, K. and Richards, P., Quantitative Seismology, vol. 1: Theory and Methods, (W H Freeman & Co, 1980).
2. Gik, L.D., Evolution of Vibrometry, Avtometriya, 1967, no. 5, pp. 63–75.
3. Karandeev, K.V. and Gik, L.D., On the One Method of Design of Γ-Shaped Four-Channel Correcting Filters, Dopovidi Akademii Nauk Ukrains’koi RSR, 1959, no. 12, pp. 1312–1315.
4. Harchenko, R.R., Correction of Dynamic Electricity-Measuring Instruments and Converters, Priborostroenie, 1956, no. 2, pp. 21–26.
5. Peterson, J., Observations and Modeling of Seismic Background Noise, U.S. Geol. Surv. Open-File Report 93-322, 1993, pp. 1–95.