Gibson, Richard W. (2009) A review of perceptual distinctiveness in landraces including an analysis of how its roles have been overlooked in plant breeding for low-input farming systems. Economic Botany, 63 (3). pp. 242-255. ISSN 0013-0001 (Print), 1874-9364 (Online) (doi:https://doi.org/10.1007/s12231-009-9086-3)