L. De Pascale, E. Stepanov: Weak and strong density of compositions Trans. Amer. Math. Soc. Vol. 352, N. 8, p. 3707-3721, 2000 E. Stepanov, A. Zdorovtsev: Relaxation of some nonlocal integral functionals in weak topology of Lebesgue spaces J. Convex Anal. Vol. 8, N. 2, p. 447-469, 2001 E. Stepanov: Relaxation of optimal control problems with shifted controls J. Nonlinear and Convex Anal. Vol. 3, N. 2, p. 207-230, 2002 G. Buttazzo, E. Oudet, E. Stepanov: Optimal transportation problems with free Dirichlet regions Progress in Nonlinear Diff. Equations and their Applications Vol. 51, p. 41-65, 2002 E. Stepanov: Relaxation and convexity of functionals with pointwise nonlocality Proc. Amer. Math. Soc. Vol. 130, N. 2, p. 433-442, 2002 E. Stepanov, P. Tilli: On the Dirichlet problem with several volume constraints on the level sets Proc. Royal Soc. Edinburgh - Ser. A. (Mathematics) Vol. 132, N. 2, p. 437-461, 2002 M. Drakhlin, A. Ponosov, E. Stepanov: On some classes of operators determined by the structure of their memory Proc. Edinburgh Math. Soc. Vol. 45, N. 2, p. 467-490, 2002 G. Buttazzo, E. Stepanov: Optimal transportation networks as free Dirichlet regions for the Monge-Kantorovich problem Ann. Sc. Norm. Sup. Pisa Cl. Sci. Vol. II, N. 4, p. 631-678, 2003 G. Buttazzo, E. Stepanov: On regularity of transport density in the Monge-Kantorovich problem SIAM J. Control Optim. Vol. 42, N. 3, p. 1044-1055, 2003 G. Buttazzo, E. Stepanov: Minimization problems for average distance functionals Calculus of Variations: Topics from the Mathematical Heritage of Ennio De Giorgi, D. Pallara (ed.), Quaderni di Matematica, Seconda Universit\`{a} di Napoli, Caserta Vol. 14, p. 47-83, 2004 E. Paolini, E. Stepanov: Qualitative properties of maximum distance minimizers and average distance minimizers in $\mathbf R^n$ J. Math. Sciences (N.Y.) Vol. 122, N. 3, p. 105-122, 2004 A. Ponosov, E. Stepanov: Invariant measures for generalized random dynamical systems International conference on fixed point theory and its applications (Valencia, 2003), G.G. Falset, E.L Fuster, B. Sims (ed.), Yokohama publishers, Yokohama p. 227-260, 2004 E. Stepanov: Representation of atomic operators and extension problems Proc. Edunburgh Math. Soc. Vol. 47, p. 695-707, 2004 G. Buttazzo, E. Stepanov: Transport density in Monge-Kantorovich problems with Dirichlet conditions Discrete Contin. Dyn. Syst. Vol. 12, N. 4, p. 607-628, 2005 G. Buttazzo, A. Pratelli, E. Stepanov: Optimal pricing policies for public transportation networks SIAM J. Opt Vol. 16, N. 3, p. 826-853, 2006 E. Stepanov: Partial geometric regularity of some optimal connected transportation networks J. Math. Sci. (N.Y.) Vol. 132, N. 4, p. 522-552, 2006 M. Drakhlin, E. Litsyn, A. Ponosov, E. Stepanov: Generalizing the property of locality: atomic/coatomic operators and applications J. Nonlinear & Convex Anal. Vol. 7, N. 2, p. 139-162, 2006 M. Miranda Jr, E. Paolini, E. Stepanov: On one-dimensional continua uniformly approximating planar sets Calc. Var. Partial Diff. Equations Vol. 27, N. 3, p. 287-309, 2006 E. Paolini, E. Stepanov: Optimal transportation networks as flat chains Interfaces and Free Boundaries Vol. 8, p. 393-436, 2006 G. Buttazzo, E. Mainini, E. Stepanov: Stationary configurations for the average distance functional and related problems Control Cybernet. Vol. 38, N. 4A, p. 1107-1130, 2009 E. Paolini, E. Stepanov: Connecting measures by means of branched transportation networks at finite cost J. Math. Sciences (N.Y.) Vol. 157, N. 6, p. 858-873, 2009 G. Buttazzo, A. Pratelli, S. Solimini, E. Stepanov: Optimal urban networks via mass transportation Springer Lecture Notes in Mathematics Vol. 1961, p. 160 pp., 2009 A. Brancolini, G. Buttazzo, F. Santambrogio, E. Stepanov: Long-term planning versus short-term planning in the asymptotical location problem ESAIM Control Optim. Calc. Var. Vol. 15, p. 509-524, 2009 E. Stepanov: Rectifiability of metric flat chains and fractional masses J. Math. Sciences (N.Y.) Vol. 167, N. 3, p. 406-417, 2010 E. Paolini, E. Stepanov: Decomposition of acyclic normal currents in a metric space J. Funct. Anal. Vol. 263, N. 11, p. 3358--3390, 2012 E. Paolini, E. Stepanov: Existence and regularity results for the Steiner problem Calc. Var. Partial Diff. Equations Vol. 46, N. 3, p. 837-860, 2012 M. Novaga, A. Sobolevski, E. Stepanov: Droplet condensation and isoperimetric towers Pacific J. Math. Vol. 262, N. 2, p. 457480, 2013 G. Buttazzo, F. Santambrogio, E. Stepanov: Asymptotic optimal location of facilities in a competition between population and industries Ann. Scuola Norm. Sup. Pisa Cl. Sci. Vol. 12, N. 1, p. 239273, 2013 E. Paolini, E. Stepanov: Structure of metric cycles and normal one-dimensional currents J. Funct. Anal. Vol. 264, N. 6, p. 1269--1295, 2013 A. Ponosov, E. Stepanov: Atomic operators, random dynamical systems and invariant measures St. Petersburg Math. J Vol. 26, N. 4, p. 148-194, 2014 V. Georgiev, E. Stepanov: Metric cycles, curves and solenoids Discrete Contin. Dyn. Syst. Vol. 34, N. 4, p. 14431463, 2014 E. Paolini, E. Stepanov, Y. Teplitskaya: An example of an infinite Steiner tree connecting an uncountable set Adv. Calc. Var. Vol. 8, N. 3, p. 267-290, 2015 A. Ponosov, E. Stepanov: Smooth dynamics becomes hybrid in the limit SIAM J. Control and Optimization Vol. 55, N. 1, p. 29-50, 2017 E. Stepanov, D. Trevisan: Three superposition principles: currents, continuity equations and curves of measures J. Funct. Anal. Vol. 272, p. 1044-1103, 2017 A. Chambolle, J. Lamboley, A. Lemenant, E. Stepanov: Regularity for the optimal compliance problem with length penalization SIAM J. Math. Anal. Vol. 49, N. 2, p. 1166-1224, 2017 E. Stepanov, Y. Teplitskaya: Self-contracted curves have finite length J. London Math. Soc. Vol. 96, N. 2, p. 455481, 2017 E. Paolini, E. Stepanov: Flows of measures generated by vector fields Proc. Royal Soc. Edinburgh Ser. A - Mathematics 2018 V. Magnani, E. Stepanov, D. Trevisan: A rough calculus approach to level sets in the Heisenberg group J. Lond. Math. Soc. Vol. 97, N. 3, p. 495522, 2018 S. Kryzhevich, E. Stepanov: The saga of a fish: from a survival guide to closing lemmas J. Differential Equations Vol. 267, N. 6, p. 3442-3474, 2019 G. Alberti, E. Stepanov, D. Trevisan: Integration of nonsmooth $\boldsymbol{2}$-forms: from Young to Itô and Stratonovich J. Funct. Anal. (Accepted Paper) 2019 C. Rigoni, E. Stepanov, D. Trevisan: Lie brackets of nonsmooth vector fields and commutation of their flows J. London Math. Soc. 2020 E. Stepanov, D. Trevisan: Towards geometric integration of rough differential forms J. Geom. Anal. 2020 N. Puchkin, V. Spokoiny, E. Stepanov, D. Trevisan: Reconstruction of manifold embeddings into Euclidean spaces via intrinsic distances ESAIM: COCV (Accepted Paper) 2020 S. Kryzhevich, E. Stepanov: Constructive controllability for incompressible vector fields Tchemisova, T.V., Torres, D.F.M., Plakhov, A.Y. (eds) Dynamic Control and Optimization. DCO 2021. Springer Proceedings in Mathematics & Statistics Vol. 407, p. 3-18, 2021 G. Alberti, A. Massaccesi, E. Stepanov: On the geometric structure of currents tangent to smooth distributions J. Diff. Geom. Vol. 122, N. 1, p. 1-33, 2022 M. Novaga, E. Paolini, E. Stepanov, V. M. Tortorelli: Isoperimetric clusters in homogeneous spaces via concentration compactness J. Geom. Anal. Vol. 32, N. 11, p. Article n. 263, 2022 E. Stepanov, D. Trevisan: On exterior differential systems involving differentials of H\"{o}lder functions J. Differential Equations Vol. 337, p. 91137, 2022 A. Kroshnin, E. Stepanov, D. Trevisan: Infinite multidimensional scaling for metric measure spaces ESAIM: COCV Vol. 28, N. 58, 2022 T. Guo, N. Karagodin, E. Stepanov: Optimal functional product quantization (Preprint) 2023 E. Paolini, E. Stepanov: On the Steiner tree connecting a fractal set (Preprint) 2023 M. Izydorek, J. Janczewska, S. Kryzhevich, E. Stepanov: Constructive nonholonomic controllability of control affine systems on compact manifolds (Preprint) 2023 M. Novaga, E. Paolini, E. Stepanov, V. M. Tortorelli: Isoperimetric planar clusters with infinitely many regions Networks and Heterogeneous Media Vol. 18, N. 3, p. 1226-1235, 2023 T. Ma, E. Stepanov: On eigenvalues and eigenfunctions of the operators defining multidimensional scaling on some symmetric spaces (Preprint) 2024