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3. International Organization for Standardization (ISO). Ergonomic requirements for office work with visual display terminals (VDTs)—part 3: visual display requirements (Standard No. ISO 9241–3:1992). Geneva, Switzerland: ISO; 1992.
4. Japanese Industrial Standards Committee (JISC). Ergonomics—office work with visual display terminals (VDTs)—visual display requirements (Standard No. JIS Z 8513). Tokyo, Japan: JISC; 1994.
5. International Organization for Standardization (ISO). Ergonomic requirements for work with visual displays based on flat panels—part 2: ergonomic requirements for flat panel displays (Standard No. ISO 13406–2:2001). Geneva, Switzerland: ISO; 2001.