1. Self-similar symmetry in general relativity

   • J. Ponce de Leon

   Research Articles Pages: 865 - 880

2. Stability of the Kaluza-Klein wormhole soliton

   • Mustapha Azreg-Ainou
   • Gérard Clément

   Research Articles Pages: 881 - 891

3. Why do clocks tick?

   • David A. Meyer

   Research Articles Pages: 893 - 900

4. Conditions for equilibrium of perfect fluids in the scalar-tensor theories

   • William F. Bruckman
   • Esov S. Velázquez

   Research Articles Pages: 901 - 929

5. 5D geometrical property and 4D property of matter

   • Takao Fukui

   Research Articles Pages: 931 - 938

6. The generic condition is generic

   • John K. Beem
   • Steven G. Harris

   Research Articles Pages: 939 - 962

7. Nongeneric null vectors

   • John K. Beem
   • Steven G. Harris

   Research Articles Pages: 963 - 973

8. Effects on planetary motion of an external electromagnetic field

   • M. Halilsoy

   Research Articles Pages: 975 - 978