It is a unique numbering and access system called DOI (Digital Object Identifier), which provides easy access to the content published on the internet. Every DOI is unique. The latest address of a study with known DOI link can be accessed through the DOI system (https://dx.doi.org/). All information about the structure of the identifier, how to identify it, and about it is found in the DOI Handbook (in English).
The Middle East in a Spiral of Expectations and Uncertainties (October 24-26th, 2023): Proceedings and Abstracts"
