2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/15421We present the experimental data on the knee, as observed in the electromagnatic and high energy muon (Eμ\ge 230 Gev) components.9 pages, 6 figures, the Xth International Baksan School "Particles and Cosmology", 19-26 April 1999Astrophysicstext