@article{articleab73a80a,
title   = {Analysis of flux estimates based on C-13-labelling experiments},
author = {Christensen, Bjarke and Gombert, Andreas Karoly and Nielsen, Jens},
year = {2002},
doi = {10.1046/j.1432-1033.2002.02959.x},
journal   = {European Journal of Biochemistry}
}