On mobilizing labour for the global coffee market: Profits from an unfree work regime in colonial java. By jan breman. Amsterdam: Amsterdam university press, 2015.
พ.ศ. 2560
Strategy to Improving Smallholder Coffee Farmers Productivity
พ.ศ. 2561
The Dutch colonial economic policy: Coffee exploitation in tapanuli residency, 1849–1928
Labor Dependence, Income Diversification, Rural Credit, and Technical Efficiency of Small-Holder Coffee Farms: A Case Study of Cu M'gar District, Dak Lak Province, Vietnam