For citations:
Bazarenko N.A., Peshkhoyev I.M. CLOSEDNESS EQUATION FOR BIORTHOGONAL SYSTEM OF FUNCTIONS. Vestnik of Don State Technical University. 2011;11(1):5-9. (In Russ.)
Bazarenko N.A., Peshkhoyev I.M. CLOSEDNESS EQUATION FOR BIORTHOGONAL SYSTEM OF FUNCTIONS. Vestnik of Don State Technical University. 2011;11(1):5-9. (In Russ.)