C. L. Thiersch

Representation of Grammatical Knowledge

Norbert Corver, H. C. van Riemsdijk, B.J.H. Hermans, 2000 .

Two systems of "Remnant Movement II" and extraction from Specifier position

C. L. Thiersch, P. Law, 2004 .

Extending Unification Formalisms

Wojciech Skut, Gregor Erbach, Suresh Manandhar, 1995 .