Tài liệu tham khảo WikiPedia: Khánh_Lâm //tools.wmflabs.org/geohack/geohack.php?language=v... http://www.gso.gov.vn/phuong-phap-thong-ke/danh-mu... https://www.camau.gov.vn/wps/wcm/connect/66cb8977-...