Title Date On the Stability of Some Systems of Thermoelasticity Type III 23/12/2013 Approximate Lie Symmetries 23/12/2013 A Study of Certain Fin Equations Using Lie Symmetry Analysis 23/12/2013 Group Classification of Poisson Equation on Surfaces of Revolution 18/12/2013 Local and non-local Linearization of scalar second order ODEs in the normal form 18/12/2013