from
Dacey, M. 1961. “A Graph Theory Interpretation of Nodal Flows.” Papers and Proceedings of the Regional Science Association 7: 29–42.
to
Dacey, M. 1961. “A Graph Theory Interpretation of Nodal Regions.” Papers and Proceedings of the Regional Science Association 7: 29–42.bt
from Dacey, M. 1961. “A Graph Theory Interpretation of Nodal Flows.” Papers and Proceedings of the Regional Science Association 7: 29–42. to Dacey, M. 1961. “A Graph Theory Interpretation of Nodal Regions.” Papers and Proceedings of the Regional Science Association 7: 29–42.bt