Dijkman, J., 'Preparatory study on the availability and use of draught animal power in the middle Andean Hill farming systems of Bolivia. Final Technical Report. 176 pp. Part 1d', 1996
Page, S. L. J.; Tasheen Jafry. Proceedings of Technical Review and Planning Workshop: Assessing the Impact of Resource Conserving Technologies in the Indo-Gangetic Plain; Identifying Agricultural Knowledge Systems and Overcoming Blockages to Enhance Uptake of Agricultural Technologies to Optimise Pro-Poor Development 5-7 May 2004, Hotel Eastern Residence, Banani, Dhaka, Bangladesh. CABI-Europe, Egham, UK (2007) 43p