TY  - RPRT
TI  - The Richter scale: its development and use for determining earthquake source parameters
AU  - David M. Boore
PY  - 1989
DO  - 10.1016/0040-1951(89)90200-x
UR  - https://pubs.usgs.gov/publication/70015721
ID  - 70015721
ER  -