@misc{OPUS4-67019,
  title     = {Metaleptea, vol. 11, nos. 1 \& 2, december 1989 : the orthopterists' newsletter / The Orthoperists' Society},
  booktitle = {Metaleptea : the orthopterists' newsletter / The Orthoperists' Society},
  volume    = {11},
  number    = {1 \& 2},
  type      = {periodicalpart},
  pages     = {12},
  year        = {2009},
}