@article{ citekey37,
author = {T. Dandekar and F. Moldenhauer and S. Bulik and H. Bertram and S. Schuster},
title = {A method for classifying metabolites in topological pathway analyses based on minimization of pathway number.},
journal = {Biosystems},
year = {2003},
volume = {70},
pages = {255-270},
pdf = {http://pinguin.biologie.uni-jena.de/bioinformatik/fulltext/exchange.pdf},
pubmed_id = {12941488},
issue = {3}
}