Syafiq, M. “MARTYRDOM AND THE PROCESS OF RADICALISATION AMONG YOUNG MUSLIMS IN INDONESIA: SOCIAL IDENTITY THEORY PERSPECTIVE”. Jurnal Psikologi Teori Dan Terapan, vol. 1, no. 2, Feb. 2011, pp. 75-81, doi:10.26740/jptt.v1n2.p75-81.