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Cogle, A L and Rao, K P C and Yule, D F and George, P J and Srinivasan, S T and Smith, G D and Jangawad, L S (1997) Soil management options for Alfisols in the semi-arid tropics: annual and perennial crop production. Soil & Tillage Research, 44 (3-4). pp. 235-253. ISSN 0167-1987
Mayande, V M and Bansal, R K and Smith, G D (1990) A comparison of moldboard plows for dry season tillage of vertisols. Soil & Tillage Research, 15 (4). pp. 349-358. ISSN 0167-1987
Srivastava, K L and Smith, G D and Jangawad, L S (1989) Compaction and shading effects on surface cracking in a vertisol. Soil & Tillage Research, 13 (2). pp. 151-161. ISSN 0167-1987
Awadhwal, N K and Smith, G D (1990) Performance of low-draft tillage implements on a hard setting Alfisol of the SAT in India. Soil Use and Management, 6 (1). pp. 28-31. ISSN 1475-2743