Personal Interface Mechanism on Digital Library. - Toyohide Watanabe; N. T. Champa Jayawardana; Taketoshi Ushiama (ADL, 1998)

Virtual Authoring based on the Shallow Copy Technique for a Collection of Digital. - N. T. Champa Jayawardana; K. Priyantha Hewagamage; Masahito Hirakawa (ISMSE, 2000)

Shallow Copying of Multimedia Sources for Virtual Documents. - K. Priyantha Hewagamage; N. T. Champa Jayawardana; Masahito Hirakawa (ICME, 2001)