Growth rate in the dynamical dark energy modelsOlga Avsajanishvili, Natalia A. Arkhipova, Lado Samushia and Tina KahniashviliEur. Phys. J. C, 74 11 (2014) 3127DOI: https://doi.org/10.1140/epjc/s10052-014-3127-5