Information on technology. International standardized profile RA. Relaying the connectionless-mode network service. Part 9. Definition of profile RA51.1121, relaying the Connectionless-mode Network Service between CSMA/CD LAN subnetworks and PSDNs using virtual calls over a digital data circuit/CSDN leased line permanent access
System of standards on information, librarianship and publishing. Film documents, photographic documents and microform documents. General requirements on archive storage
