Tiến sĩ Nguyễn Xuân Diện 'bị điều tra'

http://lienketnguoiviet.blogspot.com/2012/06/tien-si-nguyen-xuan-dien-bi-ieu-tra.html

http://xuongduong.blogspot.com/2012/06/cuc-nong-17h5-tin-tu-cu-le-hien-uc-cho.html

http://bietkichxaxu.blogspot.com/2012/06/tin-khan-ve-bac-le-hien-uc-khi-i-cung.html

http://www.bbc.co.uk/vietnamese/vietnam/2012/06/120531_xuandien_investigation.shtml