Wasu Suksuwan, Makatar Wae-hayee, and Maizirwan Mel. “The Effect of Single and Double Air Inlets on Swirling Flow in a Reactor of a Fluidized Bed Gasifier”. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences, vol. 44, no. 1, Apr. 2018, pp. 157-66, https://semarakilmu.com.my/journals/index.php/fluid_mechanics_thermal_sciences/article/view/2695.