Paul E. Hoffman. The gopher URI Scheme. RFC, 4266:1-6, November 2005. [doi]
@article{rfc4266, title = {The gopher URI Scheme}, author = {Paul E. Hoffman}, year = {2005}, month = {November}, doi = {10.17487/RFC4266}, url = {https://doi.org/10.17487/RFC4266}, researchr = {https://researchr.org/publication/rfc4266}, cites = {0}, citedby = {0}, journal = {RFC}, volume = {4266}, pages = {1-6}, }