@article{paperid:1009389, author = {Hadi Sadoghi Yazdi and Effati, Sohrab}, title = {Eigenvalue spread criteria in the particle swarm Eigenvalue spread criteria in the particle swarm parametric problems}, journal = {Applied Mathematics and Computation}, year = {2007}, month = {June}, issn = {0096-3003}, keywords = {Eigenvalue spread; PSO algorithm; Constraint parametric programming}, }