TY  - RPRT
TI  - HYPOELLIPSE/VAX; a computer program for determining local earthquake hypocentral parameters, magnitude, and first motion pattern
AU  - J.C. Lahr
PY  - 1984
DO  - 10.3133/ofr84519
UR  - https://pubs.usgs.gov/publication/ofr84519
ID  - ofr84519
ER  -