2 books
Gmelin Handbook of Inorganic and Organometallic Chemistry
Gmelin Handbook of Inorganic and Organometallic Chemistry - 8th Edition Element B B. Bor. Boron (System-NR. 13) Hauptwerk 0 Gmelin B.Bor.Boron (Hauptwerk) Elemental Boron. Boron Carbides