@misc{OPUS4-16506,
  title     = {EFL quarterly : an E-Finance Lab publication ; 2/2007},
  booktitle = {EFL quarterly : an E-Finance Lab publication},
  volume    = {2007},
  number    = {2},
  issn      = {1866-1238},
  institution = {E-Finance Lab e.V.},
  type      = {periodicalpart},
  year        = {2011},
}