Classes

1. Base­Identifier­Editor­View­Model
2. Doi­Identifier­Editor­View­Model
3. Eprint­Identifier­Editor­View­Model
4. Identifier­Editor
5. ISBN­Identifier­Editor­View­Model
6. ISSN­Identifier­Editor­View­Model
7. Math­Sci­Net­Identifier­Editor­View­Model
8. Math­Sci­Net­Preferences