Citation: Asano, H.; Masuda, K.; Takita, K.; Izumi, F.; Akinaga, H.; Katoh, H.; Ishigaki, T.; Watanabe, N. (1987). Crystal structure of Ba2 Ho Cu3 O7-x determined by neutron powder diffraction. Japanese Journal of Applied Physics, Part 2, 26, pp. 1341-1343.