Puthenpurakal TJ. A function on the set of isomorphism classes in the stable category of maximal Cohen-Macaulay modules over a Gorenstein ring: with applications to liaison theory. Math. Scand. [Internet]. 2017 May 27 [cited 2024 Apr. 19];120(2):161-80. Available from: https://www.mscand.dk/article/view/25728