Burden eigenvalues

Burden, F.R. (1989). J.Chem.Inf.Comput.Sci., 29, 225-227 Burden, F.R. (1997). Quant.Struct.-Act.Relat., 16, 309-314 Pearlman, R.S. & Smith, K.M. (1998). 3D-QSAR in Drug Design - V.2 (H.Kubinyi et al.), Kluwer/Escom,    Dordrecht (The Netherlands), pp. 339-353  Pearlman, R.S. & Smith, K.M. (1999). J.Chem.Inf.Comput.Sci., 39, 28-35 Benigni, R., Passerini, L., Pino, A. & Giuliani, A. (1999). Quant.Struct.-Act.Relat., 18, 449-455