1. Open the homepage of China Knowledge Network (cnki) and click "Advanced Search Function".
2. Select "Journal Options" in the navigation bar, observe the ribbon below, and then select "Core Journals" as indicated by the arrow. Let's take "logistics" as the key word to demonstrate.
3. In the "Title" column, the titles of journals will be displayed, all of which are core journals.
You can click on the name of the journal and follow the arrow to identify whether it is a core journal.