Edwards, R. and Parikh, A. (1978) Intensities of energy usage an international and intertemporal comparison. Energy Policy, 6 (1). pp. 66-75. ISSN 0301-4215
Parikh, A. (1978) A comparative study on the structure of the chemical industry in Belgium and Italy. Empirical Economics, 3 (4). pp. 241-252. ISSN 0377-7332