Dear Dr. Elsadig Eltai,

I would like to suggest the following books that I think may be useful for you:

-Handbook of Cathodic Corrosion Protection

Theory and Practice of Electrochemical Protection Processes 3rd Edition (1997)

W. von Baeckmann, H. Bohnes, ... W. Schwenk

Gulf Professional Publishing, ISBN: 978-0-88415-056-5

-Pipeline Corrosion and Cathodic Protection 3rd Edition (2013)

A Practical Manual for Corrosion Engineers, technicians, and field personnel

Marshall Parker Edward G. Peattie

Gulf Professional Publishing, ISBN: 9780872011496

-Corrosion Control for Offshore Structures: Cathodic Protection and High-Efficiency Coating 1st Edition (2014)

Ramesh Singh

Gulf Professional Publishing, ISBN: 978-0124046153

-Coatings and Cathodic Disbondment - The True Story (2013)

E. Broesder

https://doi.org/10.1061/9780784413012.150

Published online: June 25, 2013

-Corrosion Science and Engineering (2018)

Pedeferri Pietro

Springer, ISBN: 978-3-319-97625-9

Best regards, Pierluigi Traverso

Yes, hope these two papers from NACE are helpful.

Best regards.

www.polyguardproducts.com/products/pipeline/TechReference/NACE_4017.pdf

https://www.nace.org/uploadedFiles/resources/Newsletters/Stay_Current/staycurrent_winter06.pdf

Thanks a lot Traverso and Mohamed