Sita, K., Hariadi, S.S. and Subejo, S. 2017. The Role of Tea Farmer Group in Tea Smallholder Downstream Supply Chain Cooperatives in West Java Province, Indonesia. KnE Life Sciences. 2, 6 (Nov. 2017), 374-383. DOI:https://doi.org/10.18502/kls.v2i6.1059.