From the Subscription general data screen, select the option. The system displays the Alternative subscription numbers screen.
Alternative subscription numbers - multiple alternate subscription numbers may be entered separated by commas. These alternate subscription numbers are indexed (in the Alternate subscription number index) and only have to be unique within the subscription.
Subscription number – use this field when you want to change the original subscription number to a new number. The new number displays on any screen where the subscription number is displayed. Searching (using the Subscription number index) is possible using either number. The original and subsequent subscription numbers must be unique across the serials institution.