Robert O. Brush

Measuring scenic quality at the urban fringe

Joseph H. Crystal, Robert O. Brush, 1978 .

Landscape Assessment: Values, Perceptions, and Resources

Julius Gy. Fabos, Ervin H. Zube, J. G. Fábos, 1975 .

Perceived Quality of Scenic and Recreational Environments

Robert O. Brush, 1976 .