For citations:
Anikevich A.S. Negative eigenvalues of the Y-type chain of weakly coupled ball resonators. Nanosystems: Physics, Chemistry, Mathematics. 2013;4(4):545-549.
Anikevich A.S. Negative eigenvalues of the Y-type chain of weakly coupled ball resonators. Nanosystems: Physics, Chemistry, Mathematics. 2013;4(4):545-549.