Lok, S., and S. Fraga. “Performance of Soil and Grassland Indicators in a Silvopastoral System of Leucaena leucocephala/Cynodon Nlemfuensis With Growing Cattle”. Cuban Journal of Agricultural Science, vol. 45, no. 2, June 2011, https://cjascience.com/index.php/CJAS/article/view/142.