See also: R.L. Vilenskaya, A.Z. Smolyanskaya, N.P. Mikaélyan, A.K. Bryukhova, N.A. Sycheva, G.M. Okhokhonina, É.B. Bazanova, V.M. Mel’nikova, N.S. Landau, M.B. Golant, É.A. Gel’vich
PACS: 87.50.Jk