2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/28647For the vortex lattice in an anisotropic superconductor with well-separated cores (Hc1<<B<<Hc2) it is shown that sizable de Haas-van Alphen oscillations are caused by the levels` crossing of the energy threshold separating localized and extended states of excitations moving in the average magnetic field,B.4 pages, submitted to JETP LettersStrongly Correlated Electronstext