^Keith Weller Taylor -The Birth of Vietnam Page 20 1991 " however, his unusual cleverness enabled him to retain his father's throne. As Nam Cuong grew in strength, Van-lang became weak; subsequently, Thuc Phan conquered Van-lang and founded the kingdom of Au Lac. That the Thuc family was .....
^Understanding Vietnam - Page 7 Neil L. Jamieson - 1995 The Dragon Lord of the Lac served as protector of the kingdom under the Hung kings, as the Golden Turtle spirit guarded the realm of Au Lac. As these potent leaders and other major cultural heroes joined the spirit world after death, they too ...
^Philip Quang Phan, Vietnamese-American engineers: An examination of the leadership ... - Page 26 University of Phoenix - 2009 "The first written records of Vietnamese in leadership date back to 258 BC, with Thục Phán as King An Dương Vương of the kingdom Âu Lạc (Nguyễn, 1999). Throughout history, Asians in leadership positions was related to the following ..."
^Patricia M. Pelley - Postcolonial Vietnam: New Histories of the National Past - Page 213 2002 "To bring Hanoi's singular status into sharper focus, Nguyễn Lương Bích discusses the previous capitals, beginning with Phong Châu, the capital of the prehistoric Hùng kings, and Cổ Loa, the capital of An Dương Vương."