1. Abeywardena, V. , 1968: Forecasting coconut crops using rainfall data. (A preliminary study). Third session of the FAO technical working paper party on coconut production, protection and processing, Jogjakarta, Indonesia, 21, pp.
2. La punaise du cocotier: Pseudotheraptus spen Côte-d'lvoire I. Études préalables à la mise au point d'une méthode de lutte intégrée;Julia;Oléagineux,1978
3. Insect damage, crop formation and the yield of coconuts;McKinley;Bull. Ent. Res.,1964
4. Ohler, J. G. , 1984: Coconut, tree of life. FAO Plant Prod Protection Paper No. 57, Rome, 446 pp.