Information technology — Guidelines for the organization and representation of data elements for data interchange — Coding methods and principles
信息技术——数据交换用数据元素的组织和表示指南——编码方法和原则
Provides general guidance on the manner on which data can be expressed by codes. Describes the objectives of coding, the characteristics, advantages and disadvantages of different coding methods, the features of codes and gives guidelines for the design of codes. Examples of applications are ISO 9735:1988, ISO 8601:1988, ISO 3166:1993.