Requirement for Journals to Obtain DOR Identifiers: Journal directors and respected editors are hereby informed that, starting from November 2026 (Aban 1405), only articles with a DOR identifier will be indexed in ISC. Therefore, journals must obtain a DOR identifier for all articles before submitting them to ISC for indexing. For guidance and to obtain DOR identifiers, please visit https://dor.isc.ac or contact dor@isc.ac by email. Read: Explaining the Role and Necessity of Using the DOR Identifier in the ISC Indexing Process and Its Relationship with DOI