TY  - RPRT
TI  - Preliminary geologic map of Sete Cidades Volcano, Sao Miguel, Azores
AU  - Richard B. Moore
PY  - 1983
DO  - 10.3133/ofr83742
UR  - https://pubs.usgs.gov/publication/ofr83742
ID  - ofr83742
ER  -