1. A language supporting concurrency through message passing to named message queues from ParaSoft Corporation
ftp://ftp.parasoft.com/express/docs .
2. Data definition language, meant to become an ISO standard for product data representation and exchange. TC 184/SC4 N83, ISO, 1991-05-31. E-mail: smith@cme.nist.gov .
3. A data modelling language adopted by the ISO working group on STEP .