In the face (book) of the daily routine. - Michail N. Giannakos; Konstantinos K. Giotopoulos; Konstantinos Chorianopoulos (MindTrek, 2010)

Using Facebook out of habit. - Michail N. Giannakos; Konstantinos Chorianopoulos; Konstantinos K. Giotopoulos; Panayiotis M. Vlamos (Behav. Inf. Technol., 2013)