An economic and energetic evaluation of whole crop harvesting on cropping farms in Canterbury

von Clark, J. S.
Veröffentlicht 1983

An absolute determination of the acceleration due to gravity

von Clark, J. S.
Veröffentlicht 1939

An absolute Determination of the acceleration due to gravity : By J. S. Clark

von Clark, J. S.
Veröffentlicht in Philosophical Transactions of the Royal Society of London. Series A, Mathematical and Physical Sciences ; Vol. 238, No. 787, Feb. 17, 1939 (1939)

An economic model of soil conservation/depletion

von Clark, J. S.
Veröffentlicht in Journal of environmental economics and management (1983)