TY - RPRT TI - Correlation of the jurassic formations of North America, exclusive of Canada AU - Ralph W. Imlay PY - 1952 DO - 10.1130/0016-7606(1952)63[953:cotjfo]2.0.co;2 UR - https://pubs.usgs.gov/publication/70221612 ID - 70221612 ER -