| Authors | Year | Title | Publisher |
| Hirschmann MM, Renne PR & McBirney AR | 1996 | 40Ar/39Ar age of the Skaergaard intrusion | EOS, Transactions of the American Geophysical Union 77 Supplement, p. 822 only |
| Hirschmann MM, Renne PR & McBirney AR | 1997 | 40Ar/39Ar dating of the Skaergaard intrusion | Earth and Planetary Science Letters 146, p. 645-658 |