A study of the parity-odd nucleon-nucleon potential J. de Vries, N. Li, Ulf-G. Meißner, N. Kaiser, X. -H. Liu and S. -L. Zhu Eur. Phys. J. A, 50 7 (2014) 108 Published online: 07 July 2014 DOI: 10.1140/epja/i2014-14108-8