Effect of piezomagnetism on coupling of electric and magnetic domain walls in hexagonal manganites Z. Wang, F. Z. Huang, X. M. Lu and J. S. Zhu Eur. Phys. J. B, 75 2 (2010) 217-221 Published online: 19 May 2010 DOI: 10.1140/epjb/e2010-00152-0