P. L. Thomas

Monitoring integrated energy systems at a waste water treatment plant in Maine

D. R. Fuller, D. A. Wilke, P. L. Thomas, 1984 .

Integrated energy systems monitoring municipal wastewater treatment plant, Wilton, Maine

D. A. Wilke, P. L. Thomas, A. J. Lisa, 1980 .

Cereal smuts in Manitoba and Saskatchewan, 1989-95

P. L. Thomas, J. Menzies, James G. Menzies, 1997 .