TY - RPRT TI - Preliminary report on the detection capabilities of Southern Hemisphere seismograph network stations; station LPB, La Paz, Bolivia; station ZOBO, Zongo, Bolivia AU - R.E. Needham PY - 1985 DO - 10.3133/ofr84756 UR - https://pubs.usgs.gov/publication/ofr84756 ID - ofr84756 ER -