1. D. Oster, Evacuated tube transport, Google Patents: 1999.
2. Hyperloop Commercial Feasibility Analysis: High Level Overview;Taylor,2016
3. Numerical study on the influence of initial ambient temperature on the aerodynamic heating in the tube train system;Bao;Adv. Aerodyn.,2020
4. CFD analysis of aerodynamic drag effects on vacuum tube trains;Gillani;J. Appl. Fluid Mech.,2019