ARTYUKH, T.; KUPALOVA, G.; BAZYLEVYCH, V.; HRYHORENKO, I.; TERNOVA, A. Improving a procedure for determining the assay of gold in a precious alloy of different composition using a touchstone. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 2, n. 12 (98), p. 6–19, 2019. DOI: 10.15587/1729-4061.2019.165408. Disponível em: https://journals.uran.ua/eejet/article/view/165408. Acesso em: 22 nov. 2024.