http://www.rfc-editor.org/rfc/rfc1803.txt
RFC 1803: Recommendations for an X.500 Production Directory Service, R. Wright, A. Getchell, T. Howes, S. Sataluri, P. Yee, W. Yeong1995-06-01T23:00:00-00:00This document contains a set of basic recommendations for a country- level X.500 DSA. This memo provides information for the Internet community. It does not specify an Internet standard of any kind.