Kittitornkool, J.; Kaewwongsri, P.; Tongkam, P.; Bumrungsri, S.; Sawangchote, P. Livelihoods of Small-Scalerubberfarmers: Acomparative Study of Rubber Agroforestry Systems and Monocropping Rubber Plots in Southern Thailand. kasetsart J. Soc. Sci. 2019, 40, 420-426.