Guillermo Mantilla-SolerMarina MonsurrĂ²2026-03-222026-03-22201610.1007/s11139-015-9744-2https://doi.org/10.1007/s11139-015-9744-2https://andeanlibrary.org/handle/123456789/54249Citaciones: 4enCombinatoricsMathematicsPhysicsThe shape of $$ \mathbb {Z}/\ell \mathbb {Z}$$ Z / â„“ Z -number fieldsarticle