How many Google Scholar-indexed open access journals with no APC from Duncker & Humblot GmbH are there?

This directory lists 2 Google Scholar-indexed open access journals with no APC from Duncker & Humblot GmbH. Every listing has been filtered to journals that charge no article processing charge.

Do these journals really charge nothing to publish?

Yes. Every journal listed charges no article processing charge. Some journals may still levy other fees such as submission or page charges — those are shown separately on each journal page, and you can filter to journals with no other fees at all.

Are all of these journals indexed in Google Scholar?

These journals are recorded in our directory as covered by Google Scholar. Indexing coverage changes over time, so confirm current status on the Google Scholar website before relying on it for an assessment exercise.