1. Steven G. Jansto and Jitendra Patel, 2010.Niobium Bearing Structural Steels,TMS(The Minerals,Metals & Materials Society).
2. A. Streisselberger, J. Bauer, P. Fluss, H.G. Hillenbrand and P. Cordon, 2008.High strength steel plates for line pipes in grades up to X100, EUROPIPE, GmbH, www.europipe.de.
3. J. Bauer, P. Fluss, E. Amoris and V. Schwinn, 2005.Microstucture and properties of thermo-mechanical controlled processing steels for linepipe applications, Ironmaking and Steelmaking, Vol. 32, №4, p. 325-330.
4. CEN, 2004. EN 10025.Hot rolled products of structural steels,Brussels,Belgium. Standard Specification for High-Strength Low-Alloy Steel Shapes of Structural Quality Produced by Quenching and Self-Tempering Process(QST).
5. Y.M. Kim, S.K. Kim,Y.J. Lim and N.J. Kim, 2002.Effect of microstructure on the yield ratio and low temperature toughness of linepipe steels[J].ISIJ international,Vol.42,No.12,p.1571-1577.