The Π3-theory of the Σ02-enumeration degrees is undecidable. - Thomas F. Kent (J. Symb. Log., 2006)

Bounding nonsplitting enumeration degrees. - Thomas F. Kent; Andrea Sorbi (J. Symb. Log., 2007)

s-Degrees within e-Degrees. - Thomas F. Kent (TAMC, 2008)

Branching in the S02{Sigma02}-enumeration degrees: a new perspective. - Maria L. Affatato; Thomas F. Kent; Andrea Sorbi (Arch. Math. Log., 2008)

The structure of the s-degrees contained within a single e-degree. - Thomas F. Kent (Ann. Pure Appl. Log., 2009)

Interpreting true arithmetic in the Delta02-enumeration degrees. - Thomas F. Kent (J. Symb. Log., 2010)

Empty intervals in the enumeration degrees. - Thomas F. Kent; Andrew E. M. Lewis; Andrea Sorbi (Ann. Pure Appl. Log., 2012)

A note on the enumeration degrees of 1-generic sets. - Liliana Badillo; Caterina Bianchini; Hristo Ganchev; Thomas F. Kent; Andrea Sorbi (Arch. Math. Log., 2016)

The singleton degrees of the Σ20 sets are not dense. - Thomas F. Kent; Keng Meng Ng; Andrea Sorbi (Ann. Pure Appl. Log., 2025)