1. ITA report n. 16, 2016, Twenty years of FRC tunnel segments practice: lessons learnt and proposed design principles. ISBN 978-2-970-1013-5-2, 2016. pp.71.
2. fib bulletin No.83, 2017, Precast tunnel segments in fiber-reinforced concrete. fib WP 1.4.1. ISBN 978-2-88394-123-6. pp.162. 10.35789/fib.BULL.0083.
3. Two-Dimensional Theories of Anchorage Zone Stresses in Post-Tensioned Prestressed Beams;Iyengar;Journal of the American Concrete Institute, No.,1962
4. The splitting strength of concrete prisms subjected to surface strip or patch loads;Oehlers;Magazine of Concrete Research,1981
5. R.C. Fenwick and S:C: Lee, Anchorage zones in prestressed concrete members, Magazine of Concrete Research, Volume 38, No. 135 (1986) 77-89.