2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/38401Studies od the production of orbitally excited charmed and charmed strange mesons in e+e- collisions, performed by the LEP collaborations are reviewed. Measurements of the production rates of orbitally excited charmed mesons in semileptonic b decays are presented. Searches for charmed meson radial excitations are also briefly discussed.4 pasges, 1 figure, HEP99 TampereHigh Energy Physics - Experimenttext