Marvin A. Sirbu. Content-type header field for Internet messages. RFC, 1049:1-8, March 1988. [doi]
@article{rfc1049, title = {Content-type header field for Internet messages}, author = {Marvin A. Sirbu}, year = {1988}, month = {March}, doi = {10.17487/RFC1049}, url = {https://doi.org/10.17487/RFC1049}, researchr = {https://researchr.org/publication/rfc1049}, cites = {0}, citedby = {0}, journal = {RFC}, volume = {1049}, pages = {1-8}, }