[4] Luypaert J, Heuerding S, Massart D L, et al. Analytica Chimica Acta, 2007, 582(1): 181.
[5] Westerhuis J A, de Jong S, Smilde A K. Chemometrics and Intelligent Laboratory Systems, 2001, 56(1): 13.
[6] Zhu D, Ji B, Meng C, et al. Chemometrics and Intelligent Laboratory Systems, 2008, 90(2): 108.
[12] Wold S, Antti H, Lindgren F, et al. Chemometrics and Intelligent Laboratory Systems, 1998, 44(1-2): 175.