| Authors | Year | Title | Publisher |
| Valenza M & Sato M | 1978 | Electrochemical determination of oxygen fugacities of the Skaergaard intrusion, East Greenland | EOS, Transactions of the American Geophysical Union 59, p. 398-399 |
| Sato M & Valenza M | 1980 | Oxygen fugacities of the layered series of the Skaergaard intrusion, East Greenland | American Journal of Science 280A, p. 134-158 |