Zschiegner, Stephan, Stefanie Russ, Armin Bunde, Marc-Olivier Coppens, and Jörg Kärger. “Normal and Anomalous Knudsen Diffusion in 2D and 3D Channel Pores”. Diffusion Fundamentals 7 (December 1, 2007). Accessed April 10, 2025. https://diffusion.journals.qucosa.de/diffusion/article/view/159.