| Title | Origin of Nitrogen-rich Natural Gases in the California Great Valley: Evidence from Helium, Carbon, and Nitrogen Isotope Ratios |
| Publication Type | Journal Article |
| Year of Publication | 1988 |
| Authors | Jenden, P. D., I. R. Kaplan, R. J. Poreda, and H. Craig |
| Secondary Title | Geochimica et Cosmochimica Acta |
| Volume | 52 |
| Pagination | 851-861 |
| Accession Number | S-2981 |
| Keywords | California, carbon, Cenozoic, hydrocarbons, Mesozoic, natural gas, Sedimentary rocks |
| Notes | Sacramento basin, San Joaquin basin; Mesozoic, Cenozoic |
| Series Title | Geochimica et Cosmochimica Acta |