Hashemifard, S. A., & Matsuura, T. (2021). Derivation of a Closed Form Expression for Estimating the Reduced Flow Rate for Pressure Driven Rarefied Gas Flow Through Circular Nano/Micro Pores. Journal of Applied Membrane Science &Amp; Technology, 25(2), 55–71. https://doi.org/10.11113/amst.v25n2.218