1. Supergravity theory in 11 dimensions;Cremmer;Phys. Lett. B,1978
2. The N=8 supergravity theory. I. The Lagrangian;Cremmer;Phys. Lett. B,1978
3. The SO(8) supergravity;Cremmer;Nucl. Phys. B,1979
4. B. Julia, Kac–Moody symmetry of gravitation and supergravity theories, LPTENS 82/22 Invited talk given at AMS-SIAM Summer Seminar on Applications of Group Theory in Physics and Mathematical Physics, Chicago, IL, July 6–16, 1982
5. The structure of N=16 supergravity in two dimensions;Nicolai;Commun. Math. Phys.,1989