Infrared behavior of three-point functions in Landau gauge Yang–Mills theory R. Alkofer, M. Q. Huber and K. Schwenzer Eur. Phys. J. C, 62 4 (2009) 761-781 Published online: 16 June 2009 DOI: 10.1140/epjc/s10052-009-1066-3