Books
The reference literature on FDA by J. O. Ramsay and colleagues is of excellent quality. However it requires some knowledge of linear algebra, calculus and statistics.
- J. O. Ramsay and B. W. Silverman, Functional Data Analysis - 2nd Ed. Springer, 2005.
- J. O. Ramsay and B. W. Silverman, Applied Functional Data Analysis - Methods and Case Studies, Springer, 2002.
- J. O. Ramsay, G. Hookers, and S. Graves, Functional Data Analysis with R and MATLAB. Springer, 2009.