(1978). Dynamic geotechnical testing: A symposium sponsored by ASTM Committee D-18 on Soil and Rock for Engineering Purposes American Society for Testing and Materials. Denver, Colo., 28 June 1977. Philadelphia: ASTM.
Παραπομπή Chicago StyleDynamic Geotechnical Testing: A Symposium Sponsored By ASTM Committee D-18 On Soil and Rock for Engineering Purposes American Society for Testing and Materials. Denver, Colo., 28 June 1977. Philadelphia: ASTM, 1978.
Παραπομπή MLADynamic Geotechnical Testing: A Symposium Sponsored By ASTM Committee D-18 On Soil and Rock for Engineering Purposes American Society for Testing and Materials. Denver, Colo., 28 June 1977. Philadelphia: ASTM, 1978.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.