1. Machado, A.R., Da Silva, M.B. Usinagem dos Metais(Metal Machining), 3rd ed., Editora da Universidade Federal de Uberl̂andia, MG, Brazil, 2003. p. 275 (in Portuguese).
2. Cizki, A. Deep cryogenic treatment of high speed steel. In: Proceedings of Conference COMAT 2012, Recent trends in structural materials, Plzeň, Czech Republic, EU. 2012, 6 Pages.
3. Priyadarshini, A. A study of the effect of cryogenic treatment on the performance of high speed steel tools and carbide inserts. M. Tech in Mech. Eng. Dissertation, National Institute of Technology, Rourkela (Orissa-India), 2007. 72 pages.
4. Cryoprocessing of cutting tool materials: A Review;Gill;Int. J. Adv. Manuf. Technol.,2010
5. A.T. Poojary R. Nayak Investigation on machinability of AISI 1040 Steel 162–168 2015 June-2014 Pune, India ISBN: 978-93-84209-27-8.