References
- BRUCE , V. , 1980 , Human performance tests using blank and normal coins . Unpublished report prepared for the Royai Mint .
- BRUCE , V. , 1981 , Discriminability of coins (Stages 1 and 2) . Unpublished reports prepared for the Royal Mint .
- POWER , R. P. , 1981 , The dominance of touch by vision occurs with familiar objects . Perception , 10 , 29 – 33 .
- WRIGHT , P. , 1969 , Economics and ergonomics in coin design . Applied Ergonomics , 1 , 53 – 57 .
- WRIGHT , P. , HULL , A. J. , and CONRAD , R. , 1969 , Performance tests with non-circular coins . Ergonomics , 12 , 1 – 10 .