1. Marciano, W., Pagels, H.: Phys. Rep. C 36, 137 (1978)
2. Peskin, M.E., Schroeder, D.V.: An Introduction to Quantum Field Theory. Addison-Wesley, Reading (1995)
3. Itzykson, C., Zuber, J.-B.: Quantum Field Theory. McGraw-Hill, New York (1984)
4. Muta, T.: Foundations of QCD. World Scientific, Singapore (1987)
5. Gogohia, V.: Phys. Lett. B 618, 103 (2005)