@misc{OPUS4-67031,
  title     = {Metaleptea, vol. 19, no. 1, november 1999 : the newsletter of the Orthoperists' Society},
  booktitle = {Metaleptea : the orthopterists' newsletter / The Orthoperists' Society},
  volume    = {19},
  number    = {2},
  type      = {periodicalpart},
  year        = {2009},
}