@article{10809,
  author = {Kamer Murat and J. Katriel},
  title = {The lowest triplet state of the biexciton may be bound},
  year = {1979},
  journal = {Physics Letters A},
  volume = {71},
  pages = {143-145},
  month = {Jan-04-1979},
  issn = {03759601},
  url = {http://linkinghub.elsevier.com/retrieve/pii/0375960179909022},
  doi = {10.1016/0375-9601(79)90902-2},
}