Microstructure of single-crystal 'BI IND.12''SI''O IND.20' and 'BI IND.12''TI''O IND.20' fibers grown by the lhpg method - Prokofiev, V V; Andreeta, José Pedro; Lima, C J; Andreeta, M R B; Hernandes, Antônio Carlos; Carvalho, J F; Kamshilin, A A; Jaaskelainen, T (Europhysical Conference on Defects in Insulating Materials, 1994)