Substitutes

Ersatz in the Confederacy

Mary Elizabeth Massey

1952

Alternative Transportation Fuels

M. K. Gajendra Babu

2013

Dual-Fuel Diesel Engines

Ghazi A. Karim

2015

Alternative fuels

Michael F. Hordeski

2008

Encyclopedia of substitutes and synthetics

Morris D. Schoengold

1943

Fuel Flexible Energy Generation

John Oakey

2015

Chemical Alternatives Assessments

R. M. Harrison

2013

Maintenance imports

National Council of Applied Economic Research

1967