The Document Interchange Architecture: A member of a family of architectures in the SNA environment
T. Schick, R. F. Brockish · IBM Systems Journal · 1982
DIA, although oriented to an office systems application, can be a general-purpose language used to interchange information and control requests among applications in a distributed processing environment. DIA is defined to be both semantically and syntactically extendable in order to have a long life.