1. H. Bouma, Visual reading processes and the quality of text displays. In E. Grandjean, and E. Vigliani (eds.), Ergonomic aspects of visual display terminals, pp. 101–114. Proc. Int. Workshop, Milan (1980).
2. Text quality metrics for visual display units:
3. ISO 9241-3:1992 Ergonomic requirements for office work with display terminals (VDTs), Part 3: Visual display requirements, Amendment 1: Annex C (normative): Visual performance and comfort test.
4. Text quality metrics for visual display units:
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