1. Eringen AC (1999) Microcontinuum field theories I, foundations and solids. Springer, Berlin, p 325
2. Gomberg J, Agnew DC (1996) The accuracy of seismic estimates of dynamic strains from Pinyon Flat Observatory, California, strainmeter and seismograph data. Bull Seismol Soc Am 86:212–220
3. Knopoff L, Chen YT (2009) The single couple equivalent force component of dynamical fractures and intrafault rotations. Bull Seismol Soc Amer 50:117–133
4. Knopoff L, Gilbert F (1960) First motions from seismic sources. Bull Seismol Soc Amer 50:117–133
5. Kröner E (1981) Continuum theory of defect. In: Les houches, session