1. Lieb, E.H., Thirring, W.E.: Inequalities for the moments of the eigenvalues of the Schrödinger Hamiltonian and their relation to SOBOLEV Inequalities. In: Studies in mathematical physics, p. 269 (eds. E.H. Lieb, B. Simon, A.S. Wightman). Princeton: Princeton University Press (1976)
2. Lieb, E.H., Thirring, W.E.: Phys. Rev. Letters35, 687 (1975)
3. For reviews see: Simon, B.: In Ref. [1], p. 306
4. Martin, A.: CERN Preprint TH. 2294 (1977), to appear in the Proceedings of the Winter School of the Indian National Science Academy (1977)
5. Martin, A.: A bound on the total number of bound states in a potential. CERN Preprint TH. 2085 (unpublished) (1975)