- Author: Dipl. Math. Andreas Büchter Prof. Dr. Hans-Wolfgang Henn (auth.)
- Language: German
- Year: 2010
- Author: Densborn Frank, Finkbohner Frank, Freudenberg Jochen, Wagner Kim Math?rank
- Language: English
- Year: 2017
- Author: The Guts of Math Team
- Language: English
- Year: 2014
- Author: Tony Croft, Math Professor. Robert Davison
- Language: English
- Year: 2019
- Author: Math François
- Language: French
- Year: 2017
- Author: Adler Susan S., Beckers Dominiek, Buck Math
- Language: German
- Year: 2005
PNF in practice
pdf
- Author: Adler Susan, Beckers Dominiek, Buck Math
- Language: English
- Year: 2008
- Author: Math Buck Dominiek Beckers
- Language: German
- Year: 2019
- Author: Sri Chaitanya Saraswat Math
- Language: English
- Year: 2013