1. For a general introduction to supersymmetry see e.g. J. Wess, J. Bagger: Supersymmetry and supergravity. Princeton: Princeton University Press 1983
2. J. Ellis: Proc. 1983 Int. Symp. Lepton and Photon Interactions at High Energies, Cornell, p. 439, eds. J.G. Cassel, D.L. Kreinick; R. Barbieri: ibid., Proc. 1983 Int. Symp. Lepton and Photon Interactions at High Energies, Cornell, p. 479 eds. J.G. Cassel, D.L. Kreinick; H.P. Nilles: Phys. Rep.110C, 1 (1984)
3. For a survey and further references see J. Ellis: CERN-TH. 4017/84, 1984; D.V. Nanopoulos: Proc. XXII Int. Conf. High Energy Physics, Leipzig 1984, Vol. 2, p. 36, eds. A. Meyer, E. Wieczorek
4. P. Fayet: Nucl. Phys.B90, 104 (1975); see also S. Weinberg: Phys. Rev.D26, 287 (1982)
5. For a review and further references, see H.E. Haber, G.L. Kane: Phys. Rep.117C, 75 (1985)