[2] Cockrell F A. Journal of Forestry, 1946, 44: 876.
[4] Yang J L, Evans R. Holz, Als Roh-und Werkstoff, 2003, 61: 449.
[5] Evans R, Ilic J. For. Prod. J., 2001, 51(3): 53.
[6] Hunt D G, Gril J. Estimation of Wood Cell Wall Compliances from Creep Measurements. in: Butterfield B G (Ed.), Microfibril Angle in Wood, the Proceeding of the IAWA/IUFRO International Workshop on the Significance of Microfibril Angle to Wood Quality. Christchurch, New Zealand: University of Canterbury Press, 1997: 397.
[11] Huang C L, Kutscha N P, Leaf G J, et al. Comparison of Microfibril Angle Measurement Techniques. in: But Terfield B G (Ed.), Microfibril Angle in Wood, the Proceeding of the IAWA/IUFRO International Workshop on the Significance of Microfibril angle to Wood Quality. Christchurch, New Zealand: University of Canterbury Press, 1997. 177.
[12] Saranpaan P, Serimaa R, Andersson S, et al. Variation of Microfibril Angle of Norway Spruce and Scots Pine-Comparing X-ray Diffraction and Optical Methods. in: But terfield B G (Ed.), Microfibril Angle in Wood, the Proceeding of the IAWA/IUFRO International Workshop on the Significance of Microfibril Angle to Wood Quality. Christchurch, New Zealand: University of Canterbury Press, 1997. 240.
[13] Andersson S, Serimma R, Torkkeli M, et al. The Japan Wood Research Society, 2000, 46: 343.
[14] Peura M, Muller M, Serimaa R, et al. Nuclear Instruments and Methods in Physics Research, 2005, B238: 16.