TY  - RPRT
TI  - Global teleseismic earthquake relocation with improved travel times and procedures for depth determination
AU  - Engdah E. Robert
AU  - R. D. Van Hilst
AU  - Raymond P. Buland
PY  - 1998
DO  - 10.1785/bssa0880030722
UR  - https://pubs.usgs.gov/publication/70020377
ID  - 70020377
ER  -