Localized spin excitations in a site-dependent antiferromagnetic spin system with D-M interaction T. Evangeline Rebecca, A. Ludvin Felcy and M.M. Latha Eur. Phys. J. B, 92 9 (2019) 188 Published online: 02 September 2019 DOI: 10.1140/epjb/e2019-100060-5