Vemuri, M. K. “A Non-Commutative Sobolev Estimate and Its Application to Spectral Synthesis”. Tamkang Journal of Mathematics 40, no. 1 (March 31, 2009): 95–111. Accessed May 6, 2024. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/39.