ZHAO, Xiaopeng. Space-time decay estimates of solutions to 3D incompressible viscous Camassa-Holm equations. Topological Methods in Nonlinear Analysis. Online. 9 June 2021. Vol. 57, no. 2, pp. 397 - 412. [Accessed 3 July 2024]. DOI 10.12775/TMNA.2020.045.