TY  - VIDEO
AU  - Edward Kelley
C2  - Information Display Magazine
DA  - 2009-01-01
LA  - en
M1  - 25
PB  - Information Display Magazine
PY  - 2009
TI  - Character contrast
UR  - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=901128
ER  -