
In completing the face of a Dongsonian woman, whom skeleton was excavated 2004 in Dong Xa (Hung Yen, Vietnam)

Ethnobotanic Study 2005 in a Muong hamlet (Kim Boi, Hoa Binh)

A ramie cloth fragment excavated from a Dongsonian dugout log coffin in Chau Can burial field (Ha Tay, Vietnam)

The S.E.M image to look for prehistoric bacterien from a Dongsonian ramie cloth fabric.

PEG-treating in conservating a dongsonian dugout log coffin of 2300 years old
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