1. Preparation and properties of pure boron;Weintraub;Trans Am Electrochem Soc,1909
2. Boron. I. Preparation and properties of pure crystalline boron;Laubengayer;J Am Chem Soc,1943
3. Boron cosmochemistry. Part I: Boron in meteorites;Zhai;Meteoritics,2012
4. Geochemistry;Perelman,1979
5. Barberiite, NH4BF4, a new mineral from Vulcano, Aeolian Islands, Italy;Garavelli;Am Mineral,1994