E. J. Bata and Z. F. Mariano, “The Socio-Environmental vulnerability in context of semi-precious and gemstones mining, case study of Namanhumbir in Montepuez district (Mozambique), between 2004 to 2011”., Rev. Dep. Geogr., vol. 29, pp. 34–58, Jun. 2015, doi: 10.11606/rdg.v29i0.102084.