Lehners, Jean-Luc String Cosmology, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
1406.5896.pdf (Preprint), 894KB
PLB742_167.pdf (beliebiger Volltext), 440KB
Battarra, L., & Lehners, J.-L. (2015). On the Creation of the Universe via Ekpyrotic Instantons. Physics Letters B, 742, 167-171. doi:10.1016/j.physletb.2015.01.028.