Geitner R, Fritzsch R, Popp J, Bocklitz TW. corr2D: Implementation of Two-Dimensional Correlation Analysis in R. J. Stat. Soft. [Internet]. 2019 Jul. 31 [cited 2024 May 1];90(3):1-33. Available from: https://www.jstatsoft.org/index.php/jss/article/view/v090i03