Huang J, Li P, Liu Y, Xin J. The characterizations of Hardy–Sobolev spaces by fractional square functions related to Schrödinger operators. Ann. Fenn. Math. [Internet]. 01 augusti 2020 [citerad 20 maj 2024];45(2):607–623. Tillgänglig vid: https://afm.journal.fi/article/view/135873