found:Custer, H. Inside Windows NT, 1992.
found:Microsoft Windows NT [CF] c1993
found:FirstSearch, 11-14-94:Microcomputer abstracts (Microsoft Windows NT; successors to version 3.1, currently under development, are code-named Daytona (next version) and Cairo)
found:Webster's New world dictionary of computer terms, c1994:p. 324 (Official name is Microsoft Windows NT Workstation)
found:Digital electronic services home page, 11-21-96(Windows NT v3.5 (Daytona))
found:Windows 2000 professional for dummies, c1999:p. 2 (Windows 2000; Windows 2000 is successor to both Windows 98 and Windows NT)