surrogate.data.R
at
$HOME/phd/phd-thesis/0_code_data/1_code/2_libraries_functions/nonlinearTseries/R
FFTsurrogate https://rdrr.io/cran/nonlinearTseries/man/FFTsurrogate.html
surrogateTest https://rdrr.io/cran/nonlinearTseries/man/surrogateTest.html
R/surrogate.data.R https://rdrr.io/rforge/nonlinearTseries/src/R/surrogate.data.R