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

Experiment in Van Phuc (Ha Dong) silk workshop to reproduct the Dongsonian ramie and hemp cloth fabrics (Project : Ancient Textile in Vietnam)

Muong megalith tomb in 17th - 18th century (Kim Boi, Hoa Binh)

A Muong woman in weaving (Lac Son, Hoa Binh) (Muong Textile Study)

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