Kurnia Lestari, E., J. . Felita Pramono, and Y. Indrawati. “Analysis of West Kalimantan Rubber Export Competitiveness to China”. Journal Research of Social Science, Economics, and Management, vol. 1, no. 8, Mar. 2022, pp. 996-1006, doi:10.59141/jrssem.v1i8.122.