Sultan, Babar, and Mehvish Sultan. “Sobolev-Type Theorem for Commutators of Hardy Operators in Grand Herz Spaces”. Ukrains’kyi Matematychnyi Zhurnal, vol. 76, no. 7, Aug. 2024, pp. 1052-68, https://doi.org/10.3842/umzh.v76i7.7546.