@article{DAN_1972_207_5_a19,
     author = {V. Ya. Mitrofanov and D. S. Farberov and A. E. Nikiforov and A. N. Men'},
     title = {Exchange interactions of $\mathrm{Cr}^{3+}$ ions in trimeric clusters},
     journal = {Doklady Akademii Nauk},
     pages = {1088--1091},
     publisher = {mathdoc},
     volume = {207},
     number = {5},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_207_5_a19/}
}