J. L. Campbell

System optical quality users guide. Part 3. Final report Jan-Jun 80

J. L. Forgham, S. S. Townsend, J. L. Campbell, 1980 .

Accuracy of thick-target micro-PIXE analysis

J. L. Campbell, J.-X. Wang, William J. Teesdale, 1990 .

Practical limitations of GUPIX

J. L. Campbell, J. A. Maxwell, 2001 .

System Optical Quality Users Guide. Part 3.

J. L. Forgham, S. S. Townsend, J. L. Campbell, 1980 .