Zmitrevich, U. I. The improvement of the product certification system in the Republic of Belarus in the field of safe business environment / U. I. Zmitrevich ; scientific adv. I. VVoronetskaya // Proceedings of the IV-the Republican Youth Scientific-practical Conference “i-Customs.by” [Electronic resource] : Minsk, 24 May 2021 / compilers: E. S. Goloubtsova, A. N. Shavel, A. Y. ...