1
Rotating Objects and Relativistic Physics [E-Book] : Proceedings of the El Escorial Summer School on Gravitation and General Relativity 1992: Rotating Objects and Other Topics Held at El Escorial, Spain, 24–28 August 1992 /
2
Gravitation, Geometry and Relativistic Physics [E-Book] : Proceedings of the “Journées Relativistes” Held at Aussois, France, May 2–5,1984.