1. Oscillations in Planar Dynamic Systems;MICKENS,1996
2. Mathematical Models in Biology;EDELSTEIN-KESHET,1988
3. Nonstandard Finite Difference Models of Differential Equations;MICKENS,1994
4. Analytical and numerical study of a nonstandard finite difference scheme for the unplugged van der Pol equation;MICKENS;Journal of Sound and Vibration,2001
5. Nonstandard Finite Difference Models of Differential Equations;MICKENS,1994