L. Bergamin, D. Grumiller, W. Kummer, D.V. Vassilevich:
"Physics-to-gauge conversion at black hole horizons";
Classical and Quantum Gravity, 23 (2006), 3075 - 3101.
http://aleph.ub.tuwien.ac.at/F?base=tuw01&func=find-c&ccl_term=AC05938258
Project Head Daniel Grumiller:
Nichtperturbative Aspekte von 2d Dilatongravitation