S. Liberati, S. Sonego, und M. Visser. (2001)cite arxiv:gr-qc/0107091Comment: Plain LaTeX2E; 25 pages; 4 embedded figures (LaTeX pictures). V2: Some discussion clarified, minor rearrangements, references updated, no change in physics conclusions. To appear in Annals of Physics.
L. Spector, R. Moore, und A. Robinson. 2001 Genetic and Evolutionary Computation Conference
Late Breaking Papers, Seite 384--389. San Francisco, California, USA, (9-11 July 2001)