What is grazer philosophische studien?

Some articles on grazer philosophische studien:

Mylan Engel - Bibliography
... "Internalism, the Gettier Problem, and Metaepistemological Skepticism", Grazer Philosophische Studien 60 (2000) ... While Proliferating Davidsonian Events", Grazer Philosophische Studien 47 (1994) ... "Inconsistency The Coherence Theorist's Nemesis", Grazer Philosophische Studien 40 (1991) ...