1. Highly discriminating distance based numerical descriptor;Balaban;Chem. Phys. Lett.,1982
2. Topological Indices and Related Descriptors in QSAR and QSPR;Devillers,1999
3. Graph theory and molecular orbitals. Total π-electron energy of alternant hydrocarbons;Gutman;Chem. Phys. Lett.,1972
4. Milano chemometrics & QSAR research group, molecular descriptors dataset, http://www.moleculardescriptors.eu/dataset/dataset.htm (accessed 18.04.14).
5. Molecular Descriptors in QSAR/QSPR;Karelson,2000