http://ftp.spline.de/pub/siduction/extra
https://siduction.office-vienna.at/extra/
http://ftp.uni-stuttgart.de/siduction/extra
https://mirror.math.princeton.edu/pub/siduction/extra
http://mirror.lug.udel.edu/pub/siduction/extra
http://ftp.gtlib.gatech.edu/pub/siduction/extra
https://liquorix.net/siduction/extra
http://www.las.ic.unicamp.br/pub/siduction/extra

http://ftp.spline.de/pub/siduction/fixes
https://siduction.office-vienna.at/fixes/
http://ftp.uni-stuttgart.de/siduction/fixes
https://mirror.math.princeton.edu/pub/siduction/fixes
http://mirror.lug.udel.edu/pub/siduction/fixes
http://ftp.gtlib.gatech.edu/pub/siduction/fixes
https://liquorix.net/siduction/fixes
http://www.las.ic.unicamp.br/pub/siduction/fixes