TY  - RPRT
TI  - Defining the Hoek-Brown constant mi for volcanic lithologies
AU  - Marlène C. Villeneuve
AU  - Michael J. Heap
AU  - Lauren N. Schaefer
PY  - 2022
UR  - https://pubs.usgs.gov/publication/70237589
ID  - 70237589
ER  -