1. Lazarev, V.S., Notion of a document: A center of “gravity attraction” for getting metricians together, Scientometrics, 1994, vol. 30, nos. 2–3, pp. 511–516. https://doi.org/10.1007/BF02018132
2. Lazarev, V.S., Bibliometrics, scientometrics and informetrics. Part 2: Object, Upr. Naukoi: Teor. Prakt., 2021, vol. 3, no. 1, pp. 80–105. https://doi.org/10.19181/smtp.2021.3.1.5
3. Thelwall, M. and Sud, P., Scopus 1900-2020: growth in articles, abstracts, countries, fields, and journals, Quant. Sci. Stud., 2022, vol. 3, no. 1, pp. 37–50. https://doi.org/10.1162/qss_a_00177
4. Gureyev, V.N. and Mazov, N.A., Bibliometric methods in development of scientific organization rating, Trudy XV Vserossiiskoi nauchnoi konferentsii Elektronnye biblioteki: perspektivnye metody i tekhnologii, elektronnye kollektsii RCDL-2013 (Proc. 15th All-Russian Sci. Conf. Digital Libraries: Advanced Methods and Technologies, Digital Collections RCDL-2013), Yaroslavl, 2013, Yaroslavl: YarGU, 2013, pp. 118–121.
5. Mazov, N.A. and Gureev, V.N., Bibliographic database of the staff of an organization: goals, functions, sphere of use in scientometrics, Vestn. Dal’nevostochnoi Gos. Nauchn. Bibl., 2016, no. 2, pp. 84–87.