1. Physicochemical characteristics and supraliminal odour intensity: reply to Mitchell;Cain;Perception and Psychophysics,1971
2. Odour thresholds for chemicals with established occupational health standards;Cha,1989
3. The absolute sensitivity of the human sense of smell;De Vries,1961
4. Odour perception and odorous air pollution;Dravnieks;Technical Association of the Pulp and Paper Industry (TAPPI),1972
5. Perception of Odours;Engen,1982