Kunjet, S., P. Thaler, F. Gay, B. Kositsup, P. Chuntuma, K. Sangkhasila, and P. Kasemsap. “Diurnal Dynamics of Stand Transpiration and Stomatal Conductance in Rubber (Hevea brasilliensis Muell. Arg.)”. Agriculture and Natural Resources, vol. 47, no. 5, Oct. 2013, pp. 647-62, https://li01.tci-thaijo.org/index.php/anres/article/view/243109.