[MSDN Library June 1998] Centralized Security (100%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows 95 Resource Kit > Guided Tour for Administrators

[MSDN Library June 1998] Centralized Services (47.1994884910486%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Server 4.0 Resource Kit > Windows NT Server Networking Guide > Chapter 5 - Network Services: Enterprise Level

[MSDN Library June 1998] Centralized Error Handling (31.9055944055944%)

MSDN Library Visual Studio 6.0 > Visual Basic Documentation > Using Visual Basic > Programmer's Guide (All Editions) > Part 2: What Can You Do With Visual Basic? > Debugging Your Code and Handling Errors