| Early and middle Proterozoic evolution of the Midcontinent region of North America, (abstr.) |
Van Schmus, W.R.; Bickford, M.E.; and Hoppe, W.J. |
Geological Society of America, Abstract with Programs vol. 13, no. 6, p. 320 |
1981 |
N/A
|
| Rb-Sr and U-Pb geochronology and distribution of rock types in the Precambrian basement of Missouri and Kansas |
Bickford, M.E.; Harrower, K.L.; Hoppe, W.J.; Nelson, B.K.; Nusbaum, R.L.; and Thomas, J.J. |
Geological Society of America, GSA Bulletin vol. 92, no. 6, pt. 1, pp. 323-341 |
1981 |
N/A
|
| Supplementary data for Rb-Sr and U-Pb geochronology and distribution of rocks types in the Precambrian basement of Missouri and Kansas |
Bickford, M.E.; Harrower, K.L.; Hoppe, W.J.; Nelson, B.K.; Nusbaum, R.L.; and Thomas, J.J. |
Geological Society of America, GSA Bulletin vol. 92, no. 6, pt. 2, pp. 963-996 |
1981 |
N/A
|
| U-Pb ages of zircons from basement rocks in Missouri and Kansas, (abstr.) |
Bickford, M.E.; and Hoppe, W.J. |
Eos vol. 61, no. 48, p. 1192 |
1980 |
N/A
|