Bertoli, B.; Sidoti, D.; Xhurxhi, S.; Kujofsa, T.; Cheruku, S.; Correa, J. P.; Rago, P. B.; Suarez, E. N.; Jain, F. C. (2010). "Equilibrium strain and dislocation density in exponentially graded Si(1-x)Gex/Si (001)". Journal of Applied Physics. 108 (11): 113525–113525–5. Bibcode:2010JAP...108k3525B. doi:10.1063/1.3514565.
Bertoli, B.; Sidoti, D.; Xhurxhi, S.; Kujofsa, T.; Cheruku, S.; Correa, J. P.; Rago, P. B.; Suarez, E. N.; Jain, F. C. (2010). "Equilibrium strain and dislocation density in exponentially graded Si(1-x)Gex/Si (001)". Journal of Applied Physics. 108 (11): 113525–113525–5. Bibcode:2010JAP...108k3525B. doi:10.1063/1.3514565.