by Kaminaka, M S, Rehkugler, G E, Gunkel, W W
Published in Human factors (01.04.1981)

by Kim K.U, Rehkugler G.E
Published in Transactions of the ASAE (1987)

by THROOP; JAMES A, REHKUGLER; GERALD E
Year of Publication 26.04.1988

by Rehkugler, G.E
Published in Transactions of the ASAE (01.01.1982)

by Nafziger, Dale L., Rehkugler, Gerald E.
Published in Energy in agriculture (01.05.1987)

by PELLERIN; ROGER A, MILLIER; WILLIAM F, REHKUGLER; GERALD E, THROOP; JAMES A
Year of Publication 24.10.1978

by PELLERIN; ROGER A, MILLIER; WILLIAM F, REHKUGLER; GERALD E, THROOP; JAMES A
Year of Publication 29.03.1977

by WILLIAM F. MILLIER, KENNETH E. RYAN, GERALD E. REHKUGLER, JAMES A. THROOP
Year of Publication 04.08.1970