Coexistence of the magnetically ordered and Haldane states in (Y1-xNdx)2BaNiO5Elena Popova, Sergei Klimin, Marina Popova, RÜdiger Klingeler, Bernd BÜchner and Alexander VasilievEPJ Web Conf., 185 (2018) 03003DOI: https://doi.org/10.1051/epjconf/201818503003