TY  - RPRT
TI  - Heavy oil and natural bitumen resources in geological basins of the world
AU  - Richard F. Meyer
AU  - Emil D. Attanasi
AU  - Philip A. Freeman
PY  - 2007
DO  - 10.3133/ofr20071084
UR  - https://pubs.usgs.gov/publication/ofr20071084
ID  - ofr20071084
ER  -