| Authors | Year | Title | Publisher |
| Brooks CK | 1965 | The distribution of zirconium in basic rocks | Unpublished D.Phil. dissertation. University of Oxford |
| Esson J, Stevens RH & Vincent EA | 1965 | Aspects of the geochemistry of arsenic and antimony, exemplified by the Skaergaard intrusion | Mineralogical Magazine 35, p. 88-107 |