Khayrullina, Y. R., Eflova, M. Y., Garipova, R. R. and Yamilov, E. R. (2018) “The problems of development of small business: the experience of empirical research (based on the materials of the Republic of Tatarstan)”, Amazonia Investiga, 7(17), pp. 406–413. Available at: https://amazoniainvestiga.info/index.php/amazonia/article/view/755 (Accessed: 3 July 2024).