A. E. Ledas

THE IMPACT OF OIL SANDS DERIVED SYNTHETIC CRUDE ON CONVENTIONAL REFINERIES

C. K. Yeung, A. E. Ledas, G. D. Kreissler, 1984 .

Determining manufacturing costs

A. E. Ledas, 1986 .

Precipitate formation during sea water electrolysis

A. E. Ledas, D. Kirk, 1982 .