Defis XXXV
Defis XXXIV
Defis XXXIII
Jurnal Defis Edisi 11
Defis XXXII
Jurnal Defis Edisi 10
Defis XXXI
Jurnal Defis Edisi 9
Defis XXX
Defis XXIX
Jurnal Defis Edisi 8
Defis XXVIII