A "Biblioteka.xml" file functions as a structured database or configuration file for managing bibliographic data within academic and library management systems, often using Slavic terms for "library". It enables data storage, interoperability, and system-specific modeling, utilizing strict XML syntax for structuring information like ISBNs and book titles. For a technical overview of XML in library systems, visit ResearchGate . XML (Extensible Markup Language) - The Library of Congress