Removal of brownish-black tarnish on silver–copper alloy objects with sodium glycinate
| Autor: | de Figueiredo, João Cura D’Ars, Junior, Asevedo, Samara Santos, Barbosa, João Henrique Ribeiro |
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| Zdroj: | In Applied Surface Science 30 October 2014 317:67-72 |
| Databáze: | ScienceDirect |
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