For citations:
Apryshkin D.S., Khazanovich G.Sh., Gutarevich V.О. Improving the maintenance program for passenger elevators based on simulation of their operating modes. Advanced Engineering Research (Rostov-on-Don). 2021;21(2):171-183. https://doi.org/10.23947/2687-1653-2021-21-2-171-183