1. Blume JA et al. In: San Fernando, California Earthquake of February 9, 1971, vol. 1, Part A, p. 359–393. Washington, DC: US Department of Commerce, National Oceanic and Atmospheric Administration, 1973.
2. Ivanović SS, Trifunac MD, Todorovska MI. On identification of damage in structures via wave travel times. In: Proc NATO Advanced Research Workshop on Strong Motion Instrumentation for Civil Engineering Structures, Istanbul, 2–5 June, 1999.
3. Ambient vibration tests of a seven story reinforced concrete building damaged by the 1994 Northridge, California earthquake;Ivanović;Soil Dynam Earthquake Engng,2000
4. Ambient vibration tests of structures—a review;Ivanović;Indian Society of Earthquake Technology Journal,2000
5. Lee VW, Trifunac MD. Automatic digitization and processing of accelerograms using PC. Department of Civil Engineering, Report No. 90-03, University of Southern California, Los Angeles, California, 1990.