A search for gravity waves by means of the earth eigen vibrations V. S. Tuman Research Articles Pages: 279 - 287
Satisfaction of deDonder and Trautman conditions by radiative solutions of the Einstein field equations James L. Anderson Research Articles Pages: 289 - 297
New theoretical techniques in the study of gravity Arthur E. FischerJerrold E. Marsden Research Articles Pages: 309 - 317
Conservation laws in General Relativity in the Vierbein formalism S. K. Wong Research Articles Pages: 327 - 331