G. F. Blass

The Emission Control Capability of Catalyst-Equipped Vehicles at Extended Mileages Under Field Conditions

Dean A. Drake, G. F. Blass, J. C. Calhoun, 1983 .

Changing Inspection and Maintenance Requirements: … A Result of New Emission Control Technology

G. F. Blass, J. C. Calhoun, B. E. Zemke, 1979 .

The Defection of Emission Related Defects on Future Vehicles - Which Assembly Line Test Is Most Effective?

Dean A. Drake, G. F. Blass, J. C. Calhoun, 1981 .