Behavior Patterns of Information Discovery in Social Bookmarking Service. - Piyanuch Klaisubun; Phichit Kajondecha; Takashi Ishikawa (Web Intelligence, 2007)

Awareness Information for Collaborative Information Gathering in Social Bookmarking Service. - Piyanuch Klaisubun; Masahiro Honma; Phichit Kajondecha; Takashi Ishikawa (ICCNSM, 2008)