Postscript Editor part 2
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Taylor, R., J. Applied Cryst., 1986, 19, 90-91.
For further information on basic statistical terms and their calculation refer to any comprehensive undergraduate textbook, such as:
Snedecor, G.W. & Cochran, W.G., Statistical Methods, 1980, Iowa State University Press.
For a summary of principal component analysis see for example:
Auf der Heyde, T.P.E., J. Chem. Educ., 1990, 67, 461-469.
Chatfield, C. & Collins, A.J., Introduction to Multivariate Analysis, 1980, London, Chapman and Hall.
Circular methods are used to generate descriptive statistics for torsion angles:
Allen, F.H. & Johnson, O., Acta Cryst., 1991, B47, 62-67.
Conical correction applies specifically to D-H...A angles in H-bonded systems. For details of this see:
Stouten, P.F.W., Van Eijck, B.P. & Kroon, J., J. Mol. Struct., 1991, 243, 61-87.
