Bismuth germanate (Bi4Ge3O12) crystals: Czochralski growth conditions Burachas, S. F. ; Timan, B. L. ; Bondarenko, S. K. ; Krivoshein, V. I. ; Martynov, V. P. Abstract Publication: Crystallography Reports Pub Date: May 1994 Bibcode: 1994CryRp..39..485B