Mark Smith, Tim Howes. Lightweight Directory Access Protocol (LDAP): String Representation of Search Filters. RFC, 4515:1-12, June 2006. [doi]
@article{rfc4515, title = {Lightweight Directory Access Protocol (LDAP): String Representation of Search Filters}, author = {Mark Smith and Tim Howes}, year = {2006}, month = {June}, doi = {10.17487/RFC4515}, url = {https://doi.org/10.17487/RFC4515}, researchr = {https://researchr.org/publication/rfc4515}, cites = {0}, citedby = {0}, journal = {RFC}, volume = {4515}, pages = {1-12}, }