Phóng viên báo Việt Nam News phỏng vấn Phan Duy Kha
Map maker helps piece together historyHistorian Phan Duy Kha, born in 1946, graduated from the Mining-Geology Faculty of the Ha Noi University of Technology in 1968. He has written many history books and helped find solutions to many historical controversies that continue to puzzle researchers.