Savchuk, Yu. “On Enveloping $C^*$-Algebra of One Affine Temperley-Lieb Algebra”. Methods of Functional Analysis and Topology 12, no. 3 (September 25, 2006): 296–300. Accessed December 16, 2025. https://zen.imath.kiev.ua/index.php/mfat/article/view/322.