Telfah, Ahmad, Günter Majer, Michael Schuster, Klaus-Dieter Kreuer, and Joachim Maier. “PFG NMR Studies of Diffusion in Sulfonic Acid Based Systems”. Diffusion Fundamentals 2 (September 25, 2005). Accessed April 10, 2025. https://diffusion.journals.qucosa.de/diffusion/article/view/320.