ISO 9735-7:2002
行政、商业和运输业用电子数据交换(EDIFACT).应用层语法规则(语法版本号:4).第7部分:成批电子数据交换的安全原则(机密性)
Electronic data interchange for administration, commerce and transport (EDIFACT) - Application level syntax rules (Syntax version number: 4, Syntax release number: 1) - Part 7: Security rules for batch EDI (confidentiality)