[3] [3] Wu Y P, Deng J H, Wen D R, et al. Tobacco Chemistry, 2010, 9: 40.

[8] [8] Kim H C, Kim D J, Bang S Y. Recognition Letters, 2003, 24: 1385.

[9] [9] Zhang R, Wang W J, Chen Y. Expert Systems with Applications, 2010, 37: 6531.

[10] [10] Popescu M C, Froidevaux J, Navi P, et al. Journal of Molecular Structure, 2013, 1033: 176.

[11] [11] Svante W, Henrik A, Fredrik L, et al. Chemometrics and Intelligent Laboratory Systems, 1998, 44: 175.

[12] [12] Wu Y Q, Noda I, Meersman F, et al. Journal of Molecular Structure, 2006, 799: 121.

[13] [13] Yu H L, John F. Gregor M. Chemometrics and Intelligent Laboratory Systems 2004, 73: 199.

[14] [14] Xu Q S, Liang Y Z. Chemometrics and Intelligent Laboratory Systems, 2004, 56: 1.