Related to transformation
Below are a few papers related to data transformation.
Box, G. E. P., & Cox, D. R. (1964). An analysis of transformations. Journal of the Royal Statistical Society. Series B (Methodological), 26(2), 211–252.
Box, G.E.P. & Cox, D.R. (1982). An analysis of transformations revisited, rebutted. Journal of the American Statistical Association 77(377), 209-210.
Breiman, L. and Friedman, J. H. (1985). Estimating optimal transformations for multiple regression and correlation. Journal of the American Statistical Association, 80, 580-78.