@inproceedings{Costa:2007Of,
  author = "Costa, Marcelo Leineker",
  title = "{On the Generalized Rainich Algebra in Scalar-Tensor Gravities}",
  doi = "10.22323/1.031.0061",
  booktitle = "Proceedings of Fifth International Conference on Mathematical Methods in Physics  {\textemdash} PoS(IC2006)",
  year = 2007,
  volume = "031",
  pages = "061"
}