Elementi v PSE – simboli in poimenovanje, Bračko Avtor: Mateja Bračko · 6. 12, 21 https://sciencenotes.org/printable-periodic-table-element-symbols/ https://www.google.com/search?q=simbols+of+elements+printable&tbm=isch&ved=2ahUKEwjIjKea78_0AhUM66QKHVjSCxsQ2-cCegQIABAA&oq=simbols+of+elements+printable&gs_lcp=CgNpbWcQAzoHCCMQ7wMQJ1Cq2wFY9-wBYMTuAWgBcAB4AIAB8QKIAc4TkgEHMC40LjUuMpgBAKABAaoBC2d3cy13aXotaW1nwAEB&sclient=img&ei=JF-uYcjqOozWkwXYpK_YAQ&bih=706&biw=1522#imgrc=O62wVTAYLLmWWM
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