Sac, P. D., T. T. A. Thu, and L. Shuqiang. “Leaf-Litter Spider Diversity in the Tropical Forest of Northern Vietnam in Relation to Regional Condition and Habitat Structure”. Academia Journal of Biology, vol. 34, no. 1, Mar. 2012, pp. 59-71, doi:10.15625/0866-7160/v34n1.670.