Tài liệu tham khảo

WikiPedia: Giải_bóng_đá_hạng_Nhất_Quốc_gia_Việt_Nam http://www.vff.org.vn/hang-nhat-quoc-gia-497 http://www.vnleague.com/hang-nhat/ http://www.vnleague.com/hang-nhat/dieu-le/8910-Die... http://vpf.vn/ https://vpf.vn/hang-nhat-tai-lieu/hang-nhat-dieu-l... https://web.archive.org/web/20180411111444/http://... https://web.archive.org/web/20141231031237/http://... https://vpf.vn/tai-lieu-vleague/vleague-dieu-le/di... https://vpf.vn/ https://web.archive.org/web/20170202035238/http://...