Islam, M. M., M. H. Kabir, . A. Mamun, M. Islam, M. M. Islam, and P. Das. “Studies on Yield and Yield Attributes in Tomato and Chilli Using Foliar Application of Oligo-Chitosan”. GSC Biological and Pharmaceutical Sciences, vol. 3, no. 3, June 2018, pp. 20-28, doi:10.30574/gscbps.2018.3.3.0038.