Forging

RICHARDS, W. A. Forging of Iron and Steel - A Text Book for the Use of Students in Colleges, Secondary Schools and the Shop, Read Books Ltd., 2017. ISBN 9781473339743 .
ALTAN, T., G. NGAILE, and G.SHEN. Cold and Hot Forging. Fundamentals and Applications. Ohio: ASM International, 2005. ISBN 0-87170-805-1.
SEMIATIN, S.L. et al. Metalworking: Bulk Forming. Ohio: ASM International, Materials Park, 2005. ISBN 978-0-87170-708-6 .
ZHILYAEV, A.P. and T.G.LANGDON. Using high-pressure torsion for metal processing: Fundamentals and applications. Progress in Materials Science. 2008, 53, 893-979. ISSN 0079-6425 .

LIN, J., D. BALINT and M. PIETRZYK. Microstructure Evolution in Metal Forming Processes. Woodhead Publishing, 2012. ISBN 978-0-85709-074-4 .
ILGEN, W. L. Forge Work. Sagwan Press, 2015. ISBN 978-1-29895-828-0 .