Disruption: A new operator in gravitational search algorithm. - Soroor Sarafrazi; Hossein Nezamabadi-pour; Saeid Saryazdi (Sci. Iran., 2011)

Facing the classification of binary problems with a GSA-SVM hybrid system. - Soroor Sarafrazi; Hossein Nezamabadi-pour (Math. Comput. Model., 2013)

A novel hybrid algorithm of GSA with Kepler algorithm for numerical optimization. - Soroor Sarafrazi; Hossein Nezamabadi-pour; Saeid Reza Seydnejad (J. King Saud Univ. Comput. Inf. Sci., 2015)