@inproceedings{MainguenaudP90,
  title = {Definition of Cigales: A Geographical Information System Query Language},
  author = {Michel Mainguenaud and Marie-Aude Portier},
  year = {1990},
  tags = {query language},
  researchr = {https://researchr.org/publication/MainguenaudP90},
  cites = {0},
  citedby = {0},
  pages = {275-280},
  booktitle = {DEXA},
}