Croft, W. Bruce
Search engines: information retrieval in practice
Pearson, 2010
 Buku Teks
Muhammad Mu`Adz
Evaluasi portal perpustakaan digital Universitas Indonesia = Evaluation portal library digital University of Indonesia
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2016
 UI - Skripsi Membership
Riama Flora L.M.
Pengindeksan di search engine Google pada halaman web di bidang pembangunan ekonomi sosial
Universitas Indonesia, 2003
 UI - Skripsi Membership
Suman, Aparajita
From knowledge abstraction to management : using Ranganathan?s faceted schema to develop conceptual frameworks for digital libraries
Chandos, 2014
 eBooks
Deegan, Marilyn
Digital futures: strategies for the information age
Library Association , 2002
 Buku Teks SO