1. D. Hryhorev, Ekspress-Analiz ili Khimicheskiy Analiz, Chto Luchshe? (in Russian), https://www.metalika.ua
2. A. I. Trotsan, Ya. P. Karlikova, O. V. Nosochenko, I. L. Brodetskiy, and B. F. Belov, Visnyk Pryazovskoho Derzhavnoho Tekhnichnoho Universytety. Seriya: Tekhnichni Nauky, No. 18: 71 (2008) (in Russian).
3. Optiko-Emissionnyy Spektrometr ARL 4460, https://thermotechno.ru/catalog/143/396
4. Atomnye Optiko-Emissionnye Spektrometry, www.iskroline.ru/spectrometers
5. Direct Industry: Onlayn Vystavka Promyshlennoy Produktsii. Programmnoe Obespechenie dlya Spectrometrov, http://www.directindustry.com.ru/proizvoditel-promyshlennyj/programmnoe-obespecenie-spektrometrov-109161.html