Donald E. Eastlake III. Domain Name System (DNS) Case Insensitivity Clarification. RFC, 4343:1-10, January 2006. [doi]
@article{rfc4343, title = {Domain Name System (DNS) Case Insensitivity Clarification}, author = {Donald E. Eastlake III}, year = {2006}, month = {January}, doi = {10.17487/RFC4343}, url = {https://doi.org/10.17487/RFC4343}, researchr = {https://researchr.org/publication/rfc4343}, cites = {0}, citedby = {0}, journal = {RFC}, volume = {4343}, pages = {1-10}, }