Stein, H. P. (1997). Humpty Dumpty's knowledge of language. In T. Spaan, & J. Engelfriet (Eds.), Proceedings Accolade '96 (pp. 107-120). Onderzoekschool Logia.
Stein, H. P. (1997). Humpty Dumpty's knowldge of language, or: why linguists cannot be physicalists. In M. Stokhof, P. Dekker, & Y. Venema (Eds.), Proceedings of the Eleventh Amsterdam Colloquium (pp. 277-283). ILLC/UvA.
Stein, H. P. (1997). The fiber and the fabric. An inquiry into Wittgenstein's views on rule-following and linguistic normativity. [Thesis, fully internal, Universiteit van Amsterdam]. ILLC.
Stein, H. P. (1995). Blinde neigingen. In M. ter Mark (Ed.), Congresbundel Filosofiedag Groningen Eburon.
Stein, H. P. (1994). The hazards of harmony. In K. Puhl, & J. Hintikka (Eds.), The British tradition in 20th Century Philosophy. Papers of the 17th International Wittgenstein Symposium, vol. II. The Austrian Ludwig Wittgenstein Society.