Mulyani, P. W., Kansrini, Y. and Febrimeli, D. (2022) “Strategy for strengthening social capital for the geographical indication protection community of Arabica coffee: A case study in the South Tapanuli Regency, Indonesia”, Jurnal Ilmiah Pertanian, 19(2), pp. 69-84. doi: 10.31849/jip.v19i2.9399.