@article{7765,
  author = {Erast Gliner and I. Dymnikova},
  title = {Covariant concept of gravitational energy},
  year = {1983},
  journal = {Physical Review D},
  volume = {28},
  pages = {1278-1284},
  month = {Jan-09-1983},
  issn = {0556-2821},
  url = {http://link.aps.org/doi/10.1103/PhysRevD.28.1278},
  doi = {10.1103/PhysRevD.28.1278},
}