viiteühiku
The viiteühik is a standardized reference unit used primarily in Estonian information science and bibliographic cataloguing. A viiteühik contains key data about a cited work, such as the title, author(s), publication year, publisher, and a unique identifier like an ISBN, DOI, or LCCN. The concept originated in the early 2000s to provide a uniform format for scholarly references across Estonian academic institutions, aligning with international styles such as APA, Harvard, and ISO 690. Each viiteühik is typically encoded in XML so that it can be easily shared between databases and incorporated into citation management software.
The viiteühik standard includes mandatory fields for bibliographic identification and optional fields to support non‑Western resources,
In a broader context, the term viiteühik occasionally appears in hydrological studies in Estonia, where it
Overall, the viiteühik serves as a cornerstone of scholarly communication in Estonia, supporting accurate attribution, facilitating