Search results for: S. Gallego
Nonlinear Analysis: Real World Applications > 2009 > 10 > 2 > 601-610
Physics Letters A > 2007 > 371 > 5-6 > 421-426
Nonlinear Analysis: Real World Applications > 2009 > 10 > 2 > 601-610
Physics Letters A > 2007 > 371 > 5-6 > 421-426