Links:
[1] http://www.acp.int/sites/acpsec.waw.be/files/CLEANING_TENDER_EN.pdf
[2] http://www.acp.int/sites/acpsec.waw.be/files/CONTRAT DE NETTOYAGE.pdf
[3] http://www.acp.int/category/acp-document-group/acp-public-documents/general-public-documents