Тарасьев, Александр, Alexander Tarasyev, Анастасия Усова, and Anastasiia Usova. 2020. “An Estimate of a Smooth Approximation of the Production Function for Integrating Hamiltonian Systems”. Mathematical Game Theory and Applications 12 (1), 91-115. https://doi.org/10.17076/mgta_2020_1_12.