TY - RPRT TI - Circum-Arctic petroleum systems identified using decision-tree chemometrics AU - K. E. Peters AU - L.S. Ramos AU - J.E. Zumberge AU - Z. C. Valin AU - C.R. Scotese AU - D. L. Gautier PY - 2007 DO - 10.1306/12290606097 UR - https://pubs.usgs.gov/publication/70029812 ID - 70029812 ER -