Home › Authors › A. Chelkowski 👤 A. Chelkowski 3 books Books by A. Chelkowski Halides II 1995 Compounds Between Rare Earth Elements and 3d, 4d, or 5d Elements / Verbindungen von Seltenen Erden mit 3d-, 4d- Und 5d-Elementen 1990 Compounds of Rare Earth Elements with Main Group Elements 1988