1. Evidence for the Possible Existence of a Superheavy Element with Atomic Number 112
2. A. Marinov, C. J. Batty, A. I. Kilvington, J. L. Weil, A. M. Friedman, G. W. A. Newton, V.J. Robinson, J.D. Hemingway and D.S. Mather, preprint, 1971.
3. E. Cheifetz and S. G. Thompson, University of California, Berkeley, California, private communication.
4. J. Halperin and R. W. Stoughton, Oak Ridge National Laboratory, Oak Ridge, Tennessee, private communication.
5. G. Boswell, University of Salford, private communication.