M Fulkerson 2015 Stanford Encyclopedia of Philosophy https://plato.stanford.edu/entries/touch 17 March 2020
E JohnstonN Rooke 1994 Writing & Illuminating, & Lettering A & C Black London
R. S Madsen 2016 Rule Based Typography http://printingcode.runemadsen.com/lecture-typography 17 March 2020
P. B MeggsA. W Purvis 2016 Meggs' History of Graphic Design Wiley Hoboken, New Jersey
J. A Miller 1997 Dimensional Typography: Case Studies on the Shape of Letters in Virtual Environments Princeton Architectural Press Hudson, New York
E LuptonA Lipps 2018 The Senses: Design beyond Vision Princeton Architectural Press Hudson, New York
G Unger 2018 Theory of Type Design Nai010 Uitgevers Rotterdam