TY JOUR TI A Mathematical Model for Optimized Brake Force Distribution in Freight Wagons with Non-Uniform Brake Shoe Wear in the Bogie-Wise Brake System KW Freight wagon KW braking system KW uneven shoe wear KW mathematical model KW brake force optimisation KW shoe center of gravity KW bogie-wise braking KW automatic stroke regulator KW uniform wear JO Bulletin of scientific research results AU Kochenov, E.A. AU Evseev, D.G. PY 2025 IS 2025 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"