@InProceedings{	  Her95,
  title		= "On the Power of Number-Theoretic Operations with Respect
		  to Counting",
  year		= "1995",
  pages		= "299--314",
  booktitle	= "Structure in Complexity Theory Conference",
  author	= "Hertrampf, Ulrich and Vollmer, Heribert and Wagner, Klaus
		  W."
}