New representations of the HKX transformations by means of determinants Werner Dietz Research Articles Pages: 911 - 918
On the spectrum of particles created in a Robertson-Walker universe Takahiro Azuma Research Articles Pages: 919 - 929
An exact anisotropic solution of the Einstein-Liouville equations G. F. R. EllisD. R. MatraversR. Treciokas Research Articles Pages: 931 - 944
How to fix the gauge in internal and external gauge theories D. GrensingG. Grensing Research Articles Pages: 985 - 996
Equations of motion of test bodies in a spherically symmetric, static gravitational field Alan A. Coley Research Articles Pages: 997 - 1006