Gender differences in the acceptance of information and communication technologies: the case of internet usage. - Hakan Celik; Isa Ipcioglu (Int. J. Knowl. Learn., 2007)

Roles of self-monitoring, fashion involvement and technology readiness in an individual's propensity to use mobile shopping. - Hakan Celik; Ridvan Kocaman (J. Syst. Inf. Technol., 2017)

Effect of Stratospheric Winds on GPS-TEC Over Turkey. - Selçuk Sagir; Hakan Celik (Wirel. Pers. Commun., 2024)