- Perpustakaan Universitas Brawijaya http://lib.ub.ac.id/
- Perpustakaan Universitas Airlangga Surabaya http://www.lib.unair.ac.id/index.php?lang=id
- Perpustakaan Daerah Kabupaten Sidoarjo http://e-perpus.sidoarjokab.go.id/perpusda/dasboardv2/index.php
- Perpustakaan Provinsi Jawa Timur http://disperpusip.jatimprov.go.id/
- Perpustakaan BPS Jawa Timur https://jatim.bps.go.id/publication.html
- Perpustakaan Nasional Republik Indonesia http://e-resources.perpusnas.go.id/
- Perpustakaan Online https://archive.org/
- Perpustakaan Online http://www.literature.org/authors
- Perpustakaan Online https://www.gutenberg.org/
- Perpustakaan Online https://www.questia.com/
- Perpustakaan Online http://www.classicbookshelf.com/library/
- Perpustakaan Online https://oll.libertyfund.org/
- Perpustakaan Online https://counterbalance.org/
- Perpustakaan Online https://onlinebooks.library.upenn.edu/subjects.html
- Perpustakaan Online http://shamela.ws/
- Perpustakaan Online http://waqfeya.com/
- Perpustakaan Online http://www.fullbooks.com/
- Perpustakaan Online https://www.psywww.com/psyrelig/
- Perpustakaan Online http://psyrelig.com
- Perpustakaan Online https://psychclassics.yorku.ca/
- Perpustakaan Nasional Republik Indonesia
- https://inabj.org/index.php/ibj/issue/archive
- https://ejurnal-analiskesehatan.web.id/index.php/JAK/issue/archive
- http://ejournal.litbang.depkes.go.id/index.php/HSJI
- https://jcp.bmj.com/content/by/year
- http://m.clinmed.rcpjournal.org/content/by/year
- https://journals.sagepub.com/loi/ijt
- https://sci.hub.cc
- https://search.crossref.org
- https://www.gutenberg.org