[] M. Charlton, J.W. Humberston, Positron Physics, Cambridge University Press, Cambridge (2001).
[ ] Y.C. Jean, P.E. Mellon, D.M. Schrader, Principles and Applications of Positron and Positronium Chemistry. World Scientific Publishing Company, Singapore (2003).
[] I. Bray, A.T. Stelbovics, Calculation of electron scattering on Hydrogenic targets, Advances in Atomic. Molecular, and Optical Physics VOL 35(1995) 209.
[] I. Bray, A.T. Stelbovics, Convergent close-coupling calculations of electron-hydrogen scattering, Physical Review A 46
[] I. Bray, A.T. Selbovics, Convergent close-coupling calculations of low-energy positron-atomic-hydrogen scattering. Physical Review A 48
[] I. Bray, Convergent close-coupling method for the calculation of electron scattering on hydrogenlike targets, Physical Review A 49 (1993)1066.
[] I. Bray, A.T. Stelbovics, The convergent close-coupling method for a Coulomb three-body problem, Computer Physics Communications 85 (1995) 1-17.
[] A.S. Kadyrov, I. Bray, Two-center convergent close-coupling approach to positron-hydrogen collisions, Physical Review A 66 (2002) 012710.
[] S.A. Nahar, Positronium formation during scattering of positrons by hydrogen atoms, Physical Review A 40 (1989) 6231.
[] R. Shakeshaft, J.M. Wadehra, Distorted-wave Born approximation for inelastic collisions: Application to electron capture by positrons from hydrogen atoms, Physical Review A 22 (1980) 968.
[] A. Igarashi, N. Toshima, Second-order Born cross sections for positronium formation in positron-hydrogen collisions, Physical Review A 47 (1993) 2386.
[] S.J. Ward, J.H. Macek, Positronium formation by electronic capture from hydrogenic ions, Hyperfine Interactions. 89 (1994) 477.
[] F. Shojaei, PhD Thesis, Shahid Bahonar University, Kerman (2008).
[] J.H. McGuier, N.C. Sil, N.C. Deb, Capture of atomic electrons by high-velocity positrons, Physical Review A
34 685 (1986).
[] W. Sperber, PhD Thesis, University Bielefeld, Germany (1993).