Modeling Relations. - Joop Leo (J. Philos. Log., 2008)

The Identity of Argument-Places. - Joop Leo (Rev. Symb. Log., 2008)

Modeling Occurrences of Objects in Relations. - Joop Leo (Rev. Symb. Log., 2010)

On the Termination of Russell's Description Elimination Algorithm. - Clemens Grabmayer; Joop Leo; Vincent van Oostrom; Albert Visser (Rev. Symb. Log., 2011)

Coordinate-free Thinking. - Joop Leo (CogSci, 2013)

Relational Complexes. - Joop Leo (J. Philos. Log., 2013)

Coordinate-Free Logic. - Joop Leo (Rev. Symb. Log., 2016)