Pressure effects on the charge ordering in Bi0.4Ca0.6MnO3 films of different orientation J. Z. Wang, J. R. Sun, W. Zhang, R. C. Yu, Y. Z. Chen, B. G. Shen and W. B. Wu EPL, 82 1 (2008) 16002 Published online: 18 March 2008 DOI: 10.1209/0295-5075/82/16002