National characteristics in international scientific co-authorship relayion
Artikel Jurnal
Television: the critical view
edited by Horace Newcomb
Oxford University Press, 1979
Buku Teks SO
Andrews, Donald H.
Chemistry : a humanistic view
McGraw-HIll, 1974
Buku Teks SO
Investigating the concentration within a research community using joint publications and co-authorship via intermediaries
Artikel Jurnal
A Critical view on Indonesia's legal responses to climate change
[Edward Elgar, Universitas Indonesia],
UI - Makalah dan Kertas Kerja