1. A. Bialas and R. Peschanski, Nucl Phys. B273 (1986) 70.
2. A. Bialas and R. Peschanski, Nucl Phys. B308 (1988) 857.
3. 1. for a review see "Scaling Laws for density correlations and fluctuations in multiparticle dynamics", E.A. De Wolf, L.M. Dremin, W. Kittel, HEN-362 (1993), to appear in Phys. Rep.
4. 2. Some recent results are also given in "Density and Correlation Integrals in Deep Inelastic Muon-Nucleon Scattering at 490 GeV" (Fermilab E665-collab.) MPI-PhE/94-12 and N.M. Agababyan et al. (NA22/EHS-collab.), Phys. Lett. B328 (1994) 199, P. Abreu et al. (DELPHI-collab.), Z. Phys. C63 (1994) 17.
5. P. Lipa et al., Phys. Lett. B285 (1992) 300.