Εργασίες σε Πρακτικά Συνεδρίων

•  E1 “On the nature of nuclear galactic masses”, K. Kleidis and N. K. Spyrou, in Proceedings of the 4^th Hellenic Astronomical Conference, Pythagoreion Samos,  September 16 – 18, 1999 (ed. J. Seimenis), p. 45 (2001).

•  E2 “String propagation in Bianchi Type I models”, A. Kuiroukidis, K. Kleidis and D. B. Papadopoulos, in Proceedings of the 4^th Hellenic Astronomical Conference, Pythagoreion Samos, September 16 – 18, 1999 (ed. J. Seimenis), p. 359 (2001).

•  E3 “Introducing quadratic gravity”, K. Kleidis, in Proceedings of the International Workshop on “Cosmology and Gravitational Physics”, Thessaloniki, Greece, December, 15 – 16, 2005 (eds. N. K. Spyrou, N. Stergioulas and C. Tsagas), Aristotle University of Thessaloniki Conference Series, p. 103 (2006).

•   E4 “Exploring the Universe on the back of a gravitational wave”, K. Kleidis  and D. B. Papadopoulos, in Proceedings of the International Workshop on “Cosmology and Gravitational Physics”, Thessaloniki, Greece, December 15 – 16, 2005 (eds. N. K. Spyrou, N. Stergioulas and C. Tsagas), Aristotle University of Thessaloniki Conference Series, p. 77 (2006).

•  E5 “Kerr – NUT seeds for cosmic strings”, K. Kleidis, P. Nerantzi and D. B. Papadopoulos, in Proceedings of the International Conference on “Differential Geometry and Dynamical Systems”, Bucharest, Romania, October 5 – 7, 2007 (ed. V. Balan), Balkan Society of Geometers, Geometry Balkan Press, p. 110 (2008).

•  E6 “Gravitational waves versus cosmic strings”, K. Kleidis, Journal of Physics Conference Series 189, 012021 (18 pp) (2009).

•  E7 “A conventional form of dark energy”, K. Kleidis and N. K. Spyrou, Journal of Physics Conference Series 283, 012018 (2011).