2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/202897A two-particle space correlation function is derived from the single-particle momentum distribution of the emission source. A signal of a first order phase transition is obtained from this correlation function if density fluctuations are large.5 pages, 2 Postscript figuresNuclear TheoryA General Signal of a Phase Transition from Single-Particle Momentum Distributionstext