TY  - RPRT
TI  - Debris flow and erosion control problems caused by the ash eruptions of Irazu Volcano, Costa Rica
AU  - H.H. Waldron
PY  - 1967
DO  - 10.3133/b1241i
UR  - https://pubs.usgs.gov/publication/b1241I
ID  - b1241I
ER  -