LIU, Senli and CHEN, Haibo. Pohožaev-type ground state solutions for Choquard equation with singular potential and critical exponent. Topological Methods in Nonlinear Analysis. Online. 12 June 2022. Vol. 59, no. 2B, pp. 1069 - 1090. [Accessed 3 July 2024]. DOI 10.12775/TMNA.2021.052.