Beam Based Alignment of Combined Function Magnets in the Upgraded HERA Interaction Regions       365
  M. Seidel, F. Brinker, W. Decking, G.H. Hoffstaetter, J. Keil, T. Limberg, M. Minty, R. Wanzenberg, F. Willeke, DESY, Hamburg      
  PAPER        
       
  Orbit-Response Matrix Analysis at HERA       407
  G.H. Hoffstaetter, J. Keil, DESY, Hamburg; A. Xiao, FNAL, Batavia      
  PAPER        
       
  Measurement of Optical Functions in HERA       1130
  W. Decking, B. Holzer, J. Keil, T. Limberg, DESY, Hamburg      
  PAPER