1. Details of Semiconductor CMP Technology (in Japanese);Doi,2001
2. Czochralski-grown Silicon “Crystals 8: Silicon, Chemical Etching;Zulehner,1982
3. Principles of Zone-melting;Pfann;Trans. Am. Inst. Min. Metall. Engg.,1952
4. K. Hoshi, et al., CZ silicon crystal grown in tranverse magnetic field, Ext. Abstr., Electrochem. Soc. 157th Meeting (1980) 811–813.