Using Proximity of Trash Cans and Ash Trays to Increase Convenience of Separating Litter in a Blacksburg, Virginia Shopping Mall
Geller, E. S., Brasted, W. S. & Mann, M. F. (1979). Waste receptacle designs as interventions for litter control. Journal of Environmental Systems, 9, 2, 145-160.
The Effects of Sign Prompts and Large Receptacles on Highway Littering in Richmond, Virginia
Finnie, W. C. (1973). Field experiments in litter control. Environment and Behavior, 5, 2, 123-144.
Improving Participation in a Newspaper Recycling Program in Apartment Complexes Using Prompts
Reid, D. H., Luyben, P. D., Rawers, R. J. & Bailey, J. S. (1976). Newspaper recycling behavior: the effects of prompting and proximity of containers. Environment and Behavior, 8, 471-481.