A. Sunkar and  A. Saraswati and  Y. Santosa,  Indigenous Dayak People’s Perceptions of Wildlife Loss and Gain Related to Oil Palm Development.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2019, vol. 146(2). 37 - 42
    [viewed 03 December 2021]. Available from: https://publications.waset.org/pdf/10010010.