Gustavo A. Concha ValdezClaudia QuintanillaMiguel A. García-AspeitiaA. Hernández-AlmadaMotta, VerónicaVerónicaMotta2025-04-142025-04-142023-05-2610.1140/epjc/s10052-023-11596-7https://cris-uv-2.scimago.es/handle/123456789/2337WOS:001104629900002This paper studies both CDM and CDM models under the über gravity theory, named ü CDM and üCDM respectively. We report bounds over their parameter phase-space using several cosmological data, in particular, the recent Pantheon+ sample.acceso abiertoPHYSICS PARTICLES FIELDSjournal-article