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2. Bureau of Statistics. Yearbook of Agricultural Statistics of Bangladesh, 1995.
3. Agricultural Research Institute. Annual Reports on Pulses Breeding. Pulses Research Centre. 1987 to 1995.
4. R.M., Hussain and L. Labein. 1993. Lathyrus Newsletter. Third World Medical Research Foundation, New York, USA and London, U.K.
5. C.D.M. and M.A. Malek. 1995. Collecting grasspea germplasm in Bangladesh (submitted for publication in IPGRI Newsletter for Asia, The Pacific and Oceania).