Kowarik A, Meraner A, Templ M, Schopfhauser D. Seasonal Adjustment with the R Packages x12 and x12GUI. J. Stat. Soft. [Internet]. 2014 Dec. 25 [cited 2024 Apr. 23];62(2):1-21. Available from: https://www.jstatsoft.org/index.php/jss/article/view/v062i02