References

References 2000

1. Voigt,K., J.Gasteiger, and R.Brüggemann, 2000. Comparative Evaluation of Chemical and Environmental Online and CD-ROM Databases. J. Chem. Inf. Comp. Sc. 40: 44-49.
2. Pudenz,S., R.Brüggemann, B.Luther, A.Kaune, and K.Kreimes, 2000. An algebraic/graphical tool to compare ecosystems with respect to their pollution V: cluster analysis and Hasse diagrams. Chemosphere 40: 1373-1382.