@article{Limper:2009JJ, author = "Limper, Maaike and Liebig, Wolfgang and Prokofiev, Kirill and Colijn, Auke Pieter", title = "{Constraint Vertex Fitting in the ATLAS Experiment at LHC}", doi = "10.22323/1.070.0094", journal = "PoS", year = 2009, volume = "ACAT08", pages = "094" }