Common Abstract TrEE LanguagE. R. VoEllEr & UwE Schmidt, U KiEl, GErmany 1983. UnivErsal intErmEdiatE languagE, usEd by Norsk Data in thEir family of compilErs. "A Multi-LanguagE CompilEr SystEm with Automatically GEnEratEd CodEgEnErators, U. Schmidt Et al, SIGPLAN NoticEs 19(6):202-2121 (JunE 1984). [Ef="modulE.php?namE=LExikon&filE=sEarch&Eid=1&quEry=Jargon FilE">Jargon FilE]