K. Druzhkov

Public-private partnership — an actual form of implementation of infrastructure projects

K. Druzhkov, V. Eremin, 2018, Экономика и математические методы.

Conservation laws of the equation of one-dimensional shallow water over uneven bottom in Lagrange’s variables

A. Aksenov, K. Druzhkov, 2020 .

Symmetries of the equations of two-dimensional shallow water over a rough bottom

A. Aksenov, K. Druzhkov, 2019, Journal of Physics: Conference Series.

On the Correspondence between the Variational Principles in the Eulerian and Lagrangian Descriptions

Alexander V. Aksenov, Konstantin P. Druzhkov, A. Aksenov, 2021, Russian Journal of Mathematical Physics.

Conservation laws and symmetries of the shallow water system above rough bottom

A. Aksenov, K. Druzhkov, 2016 .

Conservation laws of the system of equations of one-dimensional shallow water over uneven bottom in Lagrange's variables

A. Aksenov, K. Druzhkov, 2018, 1812.05096.

Exact Step-Like Solutions of One-Dimensional Shallow-Water Equations over a Sloping Bottom

A. Aksenov, S. Dobrokhotov, K. Druzhkov, 2018, Mathematical Notes.

Internal Lagrangians of PDEs as variational principles

K. Druzhkov, 2023, 2307.14175.

On variational principles in Euler’s and Lagrange’s descriptions

Alexander V. Aksenov, K. Druzhkov, 2021, Journal of Physics: Conference Series.