Constructions of economic functions and calculations of marginal rates in DEA using parametric optimization methods. - Vladimir E. Krivonozhko; O. B. Utkin; A. V. Volodin; I. A. Sablin; M. Patrin (J. Oper. Res. Soc., 2004)

About the structure of boundary points in DEA. - Vladimir E. Krivonozhko; O. B. Utkin; A. V. Volodin; I. A. Sablin (J. Oper. Res. Soc., 2005)

On some generalization of the DEA models. - Vladimir E. Krivonozhko; O. B. Utkin; M. M. Safin; Andrey V. Lychev (J. Oper. Res. Soc., 2009)