@misc{indiciae3296a4eb4695,
  title = {Systematic differences between the field and cluster elliptical galaxies},
  author = {De Carvalho, R. R. and Djorgovski, S.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920052015},
  note = {Source identifier: 19920052015}
}