Reduced-order modellin for high-pressure transient flow of hydrogen-natural gas mixtureBaba G. Agaie, Ilyas Khan, Ali Saleh Alshomrani and Aisha M. AlqahtaniEur. Phys. J. Plus, 132 5 (2017) 234DOI: https://doi.org/10.1140/epjp/i2017-11435-7