@ARTICLE{Tevyashev_A._About_2015,
 author={Tevyashev, A. and Matviyenko, O.},
 number={No 3},
 journal={ECONTECHMOD},
 howpublished={online},
 year={2015},
 publisher={Polish Academy of Sciences Branch in Lublin},
 publisher={Lviv Polytechnic National University},
 publisher={Foundry Research Institute in Cracow},
 title={About one problem of optimal stochastic control of the modes of operation of water mains},
}