FINANCING WASTE MANAGEMENT IN SÃO TOMÉ AND PRINCIPE
  Dias, S., Environmental Engineering MSc – NGO Alisei – São Tomé and Príncipe – simaod@gmail.com
  Vaz, J. Mechanical Engineering – ECOGESTUS Lda – Portugal – joao.vaz@ecogestus.com
  Carvalho, A. Environmental Management MSc – General Directorate for the Environment, Ministry of Natural Resources and
  Environment – São Tomé and Príncipe – arceitacarv@yahoo.com.br