5.12.4.  Create / edit class system (classification)

5.12.4.1. Call
5.12.4.2. Basic structure of the "Edit class system" dialog box
5.12.4.3. Create class system / Change current class system... (Basic settings)
5.12.4.3.1. Tabbed page "Basic settings"
5.12.4.3.2. Tabbed page "Directories and files"
5.12.4.3.3. Tabbed page "Display"
5.12.4.3.4. Tabbed page "Restrictions"
5.12.4.4. Create class system / Change current class system... (Classes and features)
5.12.4.4.1. Basic setting
5.12.4.4.2. Building/editing class system
5.12.4.4.3. Create features / Edit
5.12.4.4.4. Adjust sorting of classes and subclasses
5.12.4.5. Index update

In addition to the system-internal classifications, you can also create your own classification system.

Within CADENAS, class systems such as CNS are maintained.