Polychronis Tzerefos, Colin Smythe, Ilias Stergiou, Srba Cvetkovic. A Comparative Study of Simple Mail Transfer Protocol (SMTP), Post Office Protocol (POP) and X.400 Electronic Mail Protocols. In 22nd IEEE Conference on Local Computer Networks (LCN 97), 2-5 November 1997, Minneapolis, Minnesota, USA, Proceedings. pages 545-554, IEEE Computer Society, 1997. [doi]
Abstract is missing.