This website uses cookies to ensure you get the best experience. Learn more about DOAJ’s privacy policy.

Hide this message

The Directory of Open Access Journals

Open
Global
Trusted

Main actions

Support
Apply
Search

Menu

Secondary actions

Search
- Journals
- Articles
Documentation
- API
- OAI-PMH
- Widgets
- Public data dump
- OpenURL
- XML
- Metadata help
- Preservation
About
Support
Apply
Login

Login

Quick search

Close×

Journals Articles

Search by keywords: In the field:

Observar

1988-5105 (Online)

Website
ISSN Portal

About
Articles

Added 25 January 2010 • Updated 18 March 2024

WeChat QR code

Search

Journals
Articles

Documentation

API
OAI-PMH
Widgets
Public data dump
OpenURL
XML
Metadata help
Preservation

About

About DOAJ
DOAJ at 20
DOAJ team
Ambassadors
Advisory Board & Council
Editorial Policy Advisory Group
Volunteers
News

Support

Institutions and libraries
Publishers
Institutional and library supporters

Apply

Application form
Guide to applying
The DOAJ Seal
Transparency & best practice
Publisher information
Licensing & copyright

Stay up to date

Twitter
Facebook
Github
Linkedin
WeChat
Atom feed

Legal & admin

The Directory of Open Access Journals

Open
Global
Trusted

© DOAJ 2024 default by all rights reserved unless otherwise specified.

Accessibility
Privacy
Contact
T&Cs
Media

IS4OA
Cottage Labs

Content on this site is licensed under a Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0) license.

Copyrights and related rights for article metadata waived via CC0 1.0 Universal (CC0) Public Domain Dedication.

Photos used throughout the site by David Jorre, Jean-Philippe Delberghe, JJ Ying, Luca Bravo, Brandi Redd, & Christian Perner from Unsplash.