Laurent, Gilles Neural systems Department, Max Planck Institute for Brain Research, Max Planck Society;
https://www.ncbi.nlm.nih.gov/pubmed/1707067 (Any fulltext)
Watson, A. H., & Laurent, G. (1990). GABA-like immunoreactivity in a population of locust intersegmental interneurones and their inputs. J Comp Neurol, 302(4), 761-7. doi:10.1002/cne.903020408.