1. Mental performance during slight cool and slight warm discomfort;Langkilde;Archives Des Sciences Physiologiques,1973
2. Effects of heat on wireless operators hearing and recording Morse Code messages;Macworth;Brit. J. Ind. Med.,1946
3. An investigation of the factors concerned in the causation of industrial accidents;Vernon,1948
4. Human productivity in the environments between 65 and 85 oF (18–30°C);Wyon,1978