TY - RPRT TI - Acquisition and processing of azimuthal vertical seismic profiles at multi-well experiment site, Garfield County, Colorado AU - Myung W. Lee AU - J. J. Miller PY - 1985 DO - 10.3133/ofr85427 UR - https://pubs.usgs.gov/publication/ofr85427 ID - ofr85427 ER -