Model hubungan tingkat fanatisme, tingkat kesolidan, dan tingkat anarkis dari suporter sepak bola Persija, Persib, Arema, dan Persebaya = The analysis of relationship between the level of fanaticism, solidarity, and anarchism of football supporters Persija, Persib, Arema, and Persebaya

Perilaku spasial kerumunan massa pendukung sepak bola di Stadion Utama Gelora Bung Karno Jakarta = Spatial behavior of supporter Persija football crowd at Gelora Bung Karno Main Stadium Jakarta

Pembentukan makna identitas dan sense of community antar suporter sepakbola: Studi komunitas the jakmania wilayah Depok = Formation of meaning identity and sense of community among football supporters: study of the jakmania community in Depok.

Model rasch sebagai kerangka acuan penyusunan alat ukur: the rasch model as a frame of reference in constructing instruments

Differential item functioning: item level analysis of TIMSS mathematics test items using Australian and Indonesian database / Fitriati