The comparative role of large and small firms in the diffusion of NC and CNC machine tool technologiesMaryellen R. Kelley, Harvey Brooks, Technology and Public Policy Program John F. Kennedy School of Government. Science · First published 1990Open the Tome
The state of computerized automation in U.S. manufacturingMaryellen R. Kelley, Harvey Brooks, John F. Kennedy School of Government. Center for Business and Government · First published 1988Open the Tome
