TY  JOUR
TI  PERIODIC SOLUTIONS PROBLEM OF HETEROGENEOUS STRING FORCED  OSCILLATIONS EQUATION WITH BOUNDARY CONDITION OF THE THIRD TYPE
KW  wave equation
KW  variational method
KW  even functional disturbance
JO  Bulletin of Bryansk state technical university
AU  Rudakov, I..
PY  2016
IS  2016
PB  Bryansk State Technical University