Guide for authors

The journal Acta Microbiologica Bulgarica is organ of the Bulgarian Society for Microbiology (Union of Scientists in Bulgaria). The journal is continuation of the edited till 1993 journal of the same name, cited in Index Medicus and Medline. The new edition is published two times per year.

Types of articles

The journal publishes editorials, original research works, research reports, reviews, short communications, letters to the editor, historical notes, etc from all areas of microbiology. The manuscripts should not represent research results which the authors have already published or submitted in other books or journals. The papers submitted for publication in Acta Microbiologica Bulgarica are peer-reviewed by two experts from the respective scientific field who remain anonymous to the authors.

Article structure

The papers are published in English, accompanied by a bilingual summary (English and Bulgarian). The papers should be typed with double-spacing (28–30 lines), on a white paper in A4 format, with margins of 3 cm.

The length of the original research paper, including the annexes (tables, figures, etc.) should not exceed a signature or printer’s sheet (30,000 signs, that is, 16 pages with 30 lines each) in Times New Roman 12. The length of shorter reports should not exceed seven pages.The submitted manuscript must contain the name/s and surname/s of the author/s, the name and address of the institution and or organisation where it was prepared. The name and address of the corresponding author should be noted. The abstract should not exceed 250 words and should represent briefly the goals, methods, main results (with numerical data) and basic conclusions of the research.The most essential six key words must be added to the abstract. The manuscript contains the following sections: introduction, materials and methods, results, discussion, acknowledgements, references. The introduction must be concise with a clearly defined goal and with previous knowledge of the problem. The materials and methods ought to contain sufficient data to enable the reader to repeat the investigation without seeking additional information. The results should be presented briefly and clearly, and the discussion should explain the results.The measuring units and other technical data should be given according to the Sl-system.Illustrations (tables and figures) are submitted separately and their places in the text should be clearly indicated. Tables should be given in a separate sheet, numbered and above entitled. The figures must be accompanied by legends in a separate sheet.

Reference style

The references used are cited in the manuscript as follows:

The references included in the section “References” of the manuscript should be arranged first alphabetically and then further sorted chronologically if necessary. More then one reference from the same author(s) in the same year must be identified by the letters “a”, “b”, “c”, etc. place after the year of publication.


Journal names should be abbreviated according to the List of Title World Abbreviations:

Manuscripts should be submitted to the Editorial Board of the journal Acta Microbiologica Bulgarica in electronic version of the paper to the following address: The publications in Acta Microbiologica Bulgarica are free of charge. The authors of the manuscripts need to cover the costs of printing collared illustrations.