TY  - RPRT
TI  - A pitfall in shallow shear-wave refraction surveying
AU  - J. Xia
AU  - R. D. Miller
AU  - C.B. Park
AU  - E. Wightman
AU  - R. Nigbor
PY  - 2002
DO  - 10.1016/s0926-9851(02)00197-0
UR  - https://pubs.usgs.gov/publication/70024460
ID  - 70024460
ER  -