Author’s certificate Copyright certificate: T.P. Smolkina, E.V. Gruzina by Академия "Bolashaq"|Published 20.12.2019
Published 18.04.2023 Author’s Certificate: “Historical Aspects of the Formation and Development of Domestic Pharmacy” (Monograph)
Published 29.04.2022 Author’s Certificate: Electronic Textbook “Fundamentals of Philosophy” Свидетельство-Гульстан-Основы-философии-1
Published 20.12.2019 Certificate of authorship: “Enhancing the potential of the individual history of the problem of innovation experience”, collective author
Published 27.04.2022 Author’s Certificate: Electronic Textbook “Fundamentals of Political Science” Свидетельство-ЭУ-Я-Гульстан-саясаттану
