| Authors | Year | Title |
| Girty, George | 1936 | Report on Referred Fossils |
| Mertie, J. | 1938 | The Nushagak District, Alaska |
| Williams, James | 1951 | Report on Referred Fossils |
| Williams, James | 1940 | Report on Referred Fossils |
| Mertie, J. | 1937 | The Yukon-Tanana region, Alaska |
| Dover, J.; Miyaoka, R. | 1988 | Reinterpreted geologic map and fossil data, Charley River quadrangle, east-central Alaska |