Don't have Telegram yet? Try it now!
https://desdelamediterrania.cat/2015/03/05/els-empedocles-moderns-wilhelm-hisinger-1803-i-lelement-58-ce-ceri-nilpentocti-npo/
Els empèdocles moderns – Wilhelm Hisinger (1803) i l’element 58 (Ce) – ceri (nilpentocti, Npo)