Hakola, E.: Principles of conventional printing. Chapter 2 of: Oittinen, P., Saarelma H. (editors), Print Media β Principles, Processes and Quality, Paperi ja Puu Oy, 2009, ISBN 978-952-5216-33-2
House, G.L.: Universal Black Inks Based on New Polymeric Carbon Black Dispersions. NIP23 and Digital Fabrication 2007, Final Program and Proceedings, page 100
INGEDE database, Bietigheim-Bissingen, Germany, 2020 (individual results not public)