| 2007 |
| Spiros Cotsakis, Ifigeneia Klaoudatou, Cosmological Singularities and Bel-Robinson Energy, J. Geom. Phys., Vol = 57, pp. = 0, , 1303-1312, 2007, |
| | |
| Spiros Cotsakis, Antonios Tsokaros, Asymptotics of flat, radiation universes in quadratic gravity, Phys. Lett. B, Vol = 651, 341-344, 2007 |
| | |
| 2005 |
| Spiros Cotsakis, Ifigeneia Klaoudatou, Future Singularities of Isotropic Cosmologies, J. Geom. Phys., Vol = 55, pp. = 0, , 306-315, 2005, |
| | |
| 2004 |
| Spiros Cotsakis, Global Hyperbolicity of Sliced Spaces, Gen. Rel. Grav., Vol = 36, 1183-1188, 2004 |
| | |
| 2002 |
| Spiros Cotsakis, Y. Choquet-Bruhat, Global Hyperbolicity and Completeness, J. Geom. Phys., Vol = 43, pp. = 0, , 345-350, 2002, |
| | |
| 2001 |
| Spiros Cotsakis, P. Leach, R. Lemmer, S. Moyo, Symmetries, Singularities and Integrability in Complex Dynamics III: Approximate Symmetries and Invariants, J. Nonl. Math. Phys., Vol = 8, 139-156, 2001 |
| | |
| Spiros Cotsakis, P. Leach, M. Nucci, Symmetries, Singularities and Integrability in Complex Dynamics V: Complete Symmetry Groups of Certain Relativistic Spherically Symmetric Systems, J. Nonl. Math. Phys., Vol = 8, pp. = 0, , 475-490, 2001, |
| | |
| Spiros Cotsakis, P. Leach, J. Miritzis, Symmetries, Singularities and Integrability in Complex Dynamics VI: Painleve Integrability of FRW-Scalar Cosmologies, Grav. Cosm., Vol = 7, pp. = 0, , 311-320, 2001, |
| | |
| 2000 |
| Spiros Cotsakis, Georgios Flessas, L. Querella, P. Leach, Ever-Expanding, Isotropizing, Quadratic Cosmologies, Grav. Cosm., Vol = 6, pp. = 0, , 282-290, 2000, |
| | |
| Spiros Cotsakis, Georgios Flessas, P. Leach, Symmetries, Singularities and Integrability in Complex Dynamics I: The reduction problem, J. Nonl. Math. Phys., Vol = 7, pp. = 0, , 445-479, 2000, |
| | |
Greek