@article{TMF_1980_45_1_a12,
     author = {V. L. Sobolev and B. I. Khudik},
     title = {High-frequency magnetic susceptibility of~an~antiferromagnet with magnetic anisotropy of~the easy-plane type},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {132--138},
     publisher = {mathdoc},
     volume = {45},
     number = {1},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1980_45_1_a12/}
}