Robert Clements. Who talks ICMP, too? - Survey of 18 February 1983. RFC, 844:1-5, February 1983. [doi]
@article{rfc844, title = {Who talks ICMP, too? - Survey of 18 February 1983}, author = {Robert Clements}, year = {1983}, month = {February}, doi = {10.17487/RFC0844}, url = {https://doi.org/10.17487/RFC0844}, researchr = {https://researchr.org/publication/rfc844}, cites = {0}, citedby = {0}, journal = {RFC}, volume = {844}, pages = {1-5}, }