Social Systems: Can We Do More Than Just Poke Friends? - Georgia Koutrika; Benjamin Bercovitz; Robert Ikeda; Filip Kaliszan; Henry Liou; Zahra Mohammadi Zadeh; Hector Garcia-Molina (CIDR, 2009)

Data clouds: summarizing keyword search results over structured data. - Georgia Koutrika; Zahra Mohammadi Zadeh; Hector Garcia-Molina (EDBT, 2009)

CourseCloud: summarizing and refining keyword searches over structured data. - Georgia Koutrika; Zahra Mohammadi Zadeh; Hector Garcia-Molina (EDBT, 2009)

CourseRank: a social system for course planning. - Benjamin Bercovitz; Filip Kaliszan; Georgia Koutrika; Henry Liou; Zahra Mohammadi Zadeh; Hector Garcia-Molina (SIGMOD Conference, 2009)

Social sites research through CourseRank. - Benjamin Bercovitz; Filip Kaliszan; Georgia Koutrika; Henry Liou; Aditya G. Parameswaran; Petros Venetis; Zahra Mohammadi Zadeh; Hector Garcia-Molina (SIGMOD Rec., 2009)