To Be Is to Be a Value of a Variable (2006) [pdf]

Why Are There No Relational DBMSs? [pdf] (2015)

The Third Manifesto - a proposed foundation for future database systems

Databases, Types, and the Relational Model. The Third Manifesto

Databases, Types, and The Relational Model: The Third Manifesto

HAVING a Blunderful Time (or Wish You Were WHERE) (2007)