Pemetaan struktur intelektual literatur gempa bumi di Indonesia dari tahun 2004-2018: analisis co-citation = Mapping the intellectual structure of earthquakes literature in Indonesia from 2004-2018: a co-citation analysis / Ariska Oktavia

Hubungan antara followership dan self leadership pada profesi medical representative = The relationship between followership and self leadership in profession of medical representative

The age of analysis: 20th century philosophers

Man and the universe: the philosophers of science / edited by Saxe Commin and Robert N. Linscott

Scientific production: A statistical analysis of authors in physics, 1800-1900