Poddubny V.V., Romanovich O.V. «The market as a self-controlled inert dynamic systemwith time-lag under balanced strategy of the goods delivery» // 2009. №4 (9) C.5-16
Poddubny V.V. , Romanovich O.V. «The Market as Optimum Self-Control Systemwith Inertia and Delay » // 2008. №3 (4) C.5-18