Roger M. Downs

发表

Roger M. Downs, R. Downs, 1997, Trans. GIS.

Roger M. Downs, Anthony R. de Souza, R. Downs, 1994 .

Lynn S. Liben, Roger M. Downs, R. Downs, 1997 .

Roger M. Downs, R. Downs, 1993 .

Lynn S. Liben, Roger M. Downs, 1997 .

Lynn S. Liben, Roger M. Downs, 1987 .

Roger M. Downs, R. Downs, 1979, Behavioral and Brain Sciences.

Roger M. Downs, R. Downs, 1981 .

David Stea, Roger M. Downs, R. Downs, 1970 .