Methods of test for paints, varnishes, lacquers and related materials (metric units), Method 212.2: Wet hiding power - Black and white chart brushout method
Addendum 1 to ANSI/NCITS X3.100-1989, Interface Between DTE & DCE for Packet Mode Operation with Packet Switch Data Communications Networks - NUI and NUI-Derived Facility Extensions (formerly ANSI X3.100-1989(R1995) Add.1:1991)