Mirror theory (1997)
Mirror theory: syntactic representation in perfect syntax (1999)
Mirror theory, word order and restructuring (1999)
Relating syntactic elements (1999)
One more time (2000)
Move in Syntax --logically necessary or undefinable in the best case? (2005)
Bare checking --without probe-goal asymmetry (2005) Syntax and Symmetry(2006)